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J. L. Turner (James Luther Turner)

Cal Turner Sr. (J. Cal Turner)

Cal Turner Jr.

David Perdue

Todd Vasos

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An ANN is a model based on a collection of connected units or nodes called "artificial neurons", which loosely model the neurons in a biological brain. Each connection, like the synapses in a biological brain, can transmit information, a "signal", from one artificial neuron to another. An artificial neuron that receives a signal can process it and then signal additional artificial neurons connected to it. In common ANN implementations, the signal at a connection between artificial neurons is a real number, and the output of each artificial neuron is computed by some non-linear function of the sum of its inputs. The connections between artificial neurons are called "edges". Artificial neurons and edges typically have a weight that adjusts as learning proceeds. The weight increases or decreases the strength of the signal at a connection. Artificial neurons may have a threshold such that the signal is only sent if the aggregate signal crosses that threshold. Typically, artificial neurons are aggregated into layers. Different layers may perform different kinds of transformations on their inputs. Signals travel from the first layer (the input layer) to the last layer (the output layer), possibly after traversing the layers multiple times.  The original goal of the ANN approach was to solve problems in the same way that a human brain would. However, over time, attention moved to performing specific tasks, leading to deviations from biology. Artificial neural networks have been used on a variety of tasks, including computer vision, speech recognition, machine translation, social network filtering, playing board and video games and medical diagnosis.  Deep learning consists of multiple hidden layers in an artificial neural network. This approach tries to model the way the human brain processes light and sound into vision and hearing. Some successful applications of deep learning are computer vision and speech recognition.[68]  Decision trees Main article: Decision tree learning Decision tree learning uses a decision tree as a predictive model to go from observations about an item (represented in the branches) to conclusions about the item's target value (represented in the leaves). It is one of the predictive modeling approaches used in statistics, data mining, and machine learning. Tree models where the target variable can take a discrete set of values are called classification trees; in these tree structures, leaves represent class labels and branches represent conjunctions of features that lead to those class labels. Decision trees where the target variable can take continuous values (typically real numbers) are called regression trees. In decision analysis, a decision tree can be used to visually and explicitly represent decisions and decision making. In data mining, a decision tree describes data, but the resulting classification tree can be an input for decision making.  Support vector machines Main article: Support vector machines Support vector machines (SVMs), also known as support vector networks, are a set of related supervised learning methods used for classification and regression. Given a set of training examples, each marked as belonging to one of two categories, an SVM training algorithm builds a model that predicts whether a new example falls into one category or the other.[69] An SVM training algorithm is a non-probabilistic, binary, linear classifier, although methods such as Platt scaling exist to use SVM in a probabilistic classification setting. In addition to performing linear classification, SVMs can efficiently perform a non-linear classification using what is called the kernel trick, implicitly mapping their inputs into high-dimensional feature spaces.   Illustration of linear regression on a data set. Regression analysis Main article: Regression analysis Regression analysis encompasses a large variety of statistical methods to estimate the relationship between input variables and their associated features. Its most common form is linear regression, where a single line is drawn to best fit the given data according to a mathematical criterion such as ordinary least squares. The latter is often extended by regularization (mathematics) methods to mitigate overfitting and bias, as in ridge regression. When dealing with non-linear problems, go-to models include polynomial regression (for example, used for trendline fitting in Microsoft Excel[70]), logistic regression (often used in statistical classification) or even kernel regression, which introduces non-linearity by taking advantage of the kernel trick to implicitly map input variables to higher-dimensional space.  Bayesian networks Main article: Bayesian network  A simple Bayesian network. Rain influences whether the sprinkler is activated, and both rain and the sprinkler influence whether the grass is wet. A Bayesian network, belief network, or directed acyclic graphical model is a probabilistic graphical model that represents a set of random variables and their conditional independence with a directed acyclic graph (DAG). For example, a Bayesian network could represent the probabilistic relationships between diseases and symptoms. Given symptoms, the network can be used to compute the probabilities of the presence of various diseases. Efficient algorithms exist that perform inference and learning. Bayesian networks that model sequences of variables, like speech signals or protein sequences, are called dynamic Bayesian networks. Generalizations of Bayesian networks that can represent and solve decision problems under uncertainty are called influence diagrams.  Genetic algorithms Main article: Genetic algorithm A genetic algorithm (GA) is a search algorithm and heuristic technique that mimics the process of natural selection, using methods such as mutation and crossover to generate new genotypes in the hope of finding good solutions to a given problem. In machine learning, genetic algorithms were used in the 1980s and 1990s.[71][72] Conversely, machine learning techniques have been used to improve the performance of genetic and evolutionary algorithms.[73]  Training models Usually, machine learning models require a lot of data in order for them to perform well. Usually, when training a machine learning model, one needs to collect a large, representative sample of data from a training set. Data from the training set can be as varied as a corpus of text, a collection of images, and data collected from individual users of a service. Overfitting is something to watch out for when training a machine learning model.  Federated learning Main article: Federated learning Federated learning is an adapted form of distributed artificial intelligence to training machine learning models that decentralizes the training process, allowing for users' privacy to be maintained by not needing to send their data to a centralized server. This also increases efficiency by decentralizing the training process to many devices. For example, Gboard uses federated machine learning to train search query prediction models on users' mobile phones without having to send individual searches back to Google.[74]  Applications There are many applications for machine learning, including:  Agriculture Anatomy Adaptive websites Affective computing Banking Bioinformatics Brain–machine interfaces Cheminformatics Citizen science Computer networks Computer vision Credit-card fraud detection Data quality DNA sequence classification Economics Financial market analysis[75] General game playing Handwriting recognition Information retrieval Insurance Internet fraud detection Linguistics Machine learning control Machine perception Machine translation Marketing Medical diagnosis Natural language processing Natural language understanding Online advertising Optimization Recommender systems Robot locomotion Search engines Sentiment analysis Sequence mining Software engineering Speech recognition Structural health monitoring Syntactic pattern recognition Telecommunication Theorem proving Time series forecasting User behavior analytics In 2006, the media-services provider Netflix held the first "Netflix Prize" competition to find a program to better predict user preferences and improve the accuracy of its existing Cinematch movie recommendation algorithm by at least 10%. A joint team made up of researchers from AT&T Labs-Research in collaboration with the teams Big Chaos and Pragmatic Theory built an ensemble model to win the Grand Prize in 2009 for $1 million.[76] Shortly after the prize was awarded, Netflix realized that viewers' ratings were not the best indicators of their viewing patterns ("everything is a recommendation") and they changed their recommendation engine accordingly.[77] In 2010 The Wall Street Journal wrote about the firm Rebellion Research and their use of machine learning to predict the financial crisis.[78] In 2012, co-founder of Sun Microsystems, Vinod Khosla, predicted that 80% of medical doctors' jobs would be lost in the next two decades to automated machine learning medical diagnostic software.[79] In 2014, it was reported that a machine learning algorithm had been applied in the field of art history to study fine art paintings and that it may have revealed previously unrecognized influences among artists.[80] In 2019 Springer Nature published the first research book created using machine learning.[81]  Limitations Although machine learning has been transformative in some fields, machine-learning programs often fail to deliver expected results.[82][83][84] Reasons for this are numerous: lack of (suitable) data, lack of access to the data, data bias, privacy problems, badly chosen tasks and algorithms, wrong tools and people, lack of resources, and evaluation problems.[85]  In 2018, a self-driving car from Uber failed to detect a pedestrian, who was killed after a collision.[86] Attempts to use machine learning in healthcare with the IBM Watson system failed to deliver even after years of time and billions of dollars invested.[87][88]  Bias Main article: Algorithmic bias Machine learning approaches in particular can suffer from different data biases. A machine learning system trained on current customers only may not be able to predict the needs of new customer groups that are not represented in the training data. When trained on man-made data, machine learning is likely to pick up the same constitutional and unconscious biases already present in society.[89] Language models learned from data have been shown to contain human-like biases.[90][91] Machine learning systems used for criminal risk assessment have been found to be biased against black people.[92][93] In 2015, Google photos would often tag black people as gorillas,[94] and in 2018 this still was not well resolved, but Google reportedly was still using the workaround to remove all gorillas from the training data, and thus was not able to recognize real gorillas at all.[95] Similar issues with recognizing non-white people have been found in many other systems.[96] In 2016, Microsoft tested a chatbot that learned from Twitter, and it quickly picked up racist and sexist language.[97] Because of such challenges, the effective use of machine learning may take longer to be adopted in other domains.[98] Concern for fairness in machine learning, that is, reducing bias in machine learning and propelling its use for human good is increasingly expressed by artificial intelligence scientists, including Fei-Fei Li, who reminds engineers that "There’s nothing artificial about AI...It’s inspired by people, it’s created by people, and—most importantly—it impacts people. It is a powerful tool we are only just beginning to understand, and that is a profound responsibility.”[99]  Model assessments Classification of machine learning models can be validated by accuracy estimation techniques like the holdout method, which splits the data in a training and test set (conventionally 2/3 training set and 1/3 test set designation) and evaluates the performance of the training model on the test set. In comparison, the K-fold-cross-validation method randomly partitions the data into K subsets and then K experiments are performed each respectively considering 1 subset for evaluation and the remaining K-1 subsets for training the model. In addition to the holdout and cross-validation methods, bootstrap, which samples n instances with replacement from the dataset, can be used to assess model accuracy.[100]  In addition to overall accuracy, investigators frequently report sensitivity and specificity meaning True Positive Rate (TPR) and True Negative Rate (TNR) respectively. Similarly, investigators sometimes report the false positive rate (FPR) as well as the false negative rate (FNR). However, these rates are ratios that fail to reveal their numerators and denominators. The total operating characteristic (TOC) is an effective method to express a model's diagnostic ability. TOC shows the numerators and denominators of the previously mentioned rates, thus TOC provides more information than the commonly used receiver operating characteristic (ROC) and ROC's associated area under the curve (AUC).[101]  Ethics Machine learning poses a host of ethical questions. Systems which are trained on datasets collected with biases may exhibit these biases upon use (algorithmic bias), thus digitizing cultural prejudices.[102] For example, using job hiring data from a firm with racist hiring policies may lead to a machine learning system duplicating the bias by scoring job applicants against similarity to previous successful applicants.[103][104] Responsible collection of data and documentation of algorithmic rules used by a system thus is a critical part of machine learning.  Because human languages contain biases, machines trained on language corpora will necessarily also learn these biases.[105][106]  Other forms of ethical challenges, not related to personal biases, are more seen in health care. There are concerns among health care professionals that these systems might not be designed in the public's interest but as income-generating machines. This is especially true in the United States where there is a long-standing ethical dilemma of improving health care, but also increasing profits. For example, the algorithms could be designed to provide patients with unnecessary tests or medication in which the algorithm's proprietary owners hold stakes. There is huge potential for machine learning in health care to provide professionals a great tool to diagnose, medicate, and even plan recovery paths for patients, but this will not happen until the personal biases mentioned previously, and these "greed" biases are addressed.[107]  Hardware Since the 2010s, advances in both machine learning algorithms and computer hardware have led to more efficient methods for training deep neural networks (a particular narrow subdomain of machine learning) that contain many layers of non-linear hidden units.[108] By 2019, graphic processing units (GPUs), often with AI-specific enhancements, had displaced CPUs as the dominant method of training large-scale commercial cloud AI.[109] OpenAI estimated the hardware compute used in the largest deep learning projects from AlexNet (2012) to AlphaZero (2017), and found a 300,000-fold increase in the amount of compute required, with a doubling-time trendline of 3.4 months.[110][111]  Software Software suites containing a variety of machine learning algorithms include the following:  Free and open-source so

neurons

Identify the software project, create business case, arrive at a problem statement. REQUIREMENT: Window XP, Internet, MS Office, etc. Problem Description: - 1. Introduction of AI and Machine Learning: -  Artificial Intelligence applies machine learning, deep learning and other techniques to solve actual problems. Artificial intelligence (AI) brings the genuine human-to-machine interaction. Simply, Machine Learning is the algorithm that give computers the ability to learn from data and then make decisions and predictions, AI refers to idea where machines can execute tasks smartly. It is a faster process in learning the risk factors, and profitable opportunities. They have a feature of learning from their mistakes and experiences.  When Machine learning is combined with Artificial Intelligence, it can be a large field to gather an immense amount of information and then rectify the errors and learn from further experiences, developing in a smarter, faster and accuracy handling technique. The main difference between Machine Learning and Artificial Intelligence is , If it is written in python then it is probably machine learning, If it is written in power point then it is artificial intelligence. As there are many existing projects that are implemented using AI and Machine Learning , And one of the project i.e., Bitcoin Price Prediction :-  Bitcoin (₿ ) (founder - Satoshi Nakamoto , Ledger start: 3 January 2009 ) is a digital currency, a type of electronic money. It is decentralized advanced cash without a national bank or single chairman that can be sent from client to client on the shared Bitcoin arrange without middle people's requirement.  Machine learning models can likely give us the insight we need to learn about the future of Cryptocurrency. It will not tell us the future but it might tell us the general trend and direction to expect the prices to move. These machine learning models predict the future of Bitcoin by coding them out in Python. Machine learning and AI-assisted trading have attracted growing interest for the past few years. this approach is to test the hypothesis that the inefficiency of the cryptocurrency market can be exploited to generate abnormal profits. the application of machine learning algorithms to the cryptocurrency market has been limited so far to the analysis of Bitcoin prices, using random forests , Bayesian neural network , long short-term memory neural network , and other algorithms.    2. Applications/Scope of AI and Machine Learning :- a) Sentiment Analysis :- It is the classification of subjective opinions or emotions (positive, negative, and neutral) within text data using natural language processing. b) It is Characterized as a use of computerized reasoning where accessible data is utilized through calculations to process or help the handling of factual information. BITCOIN PRICE PREDICTION USING AI AND MACHINE LEARNING: - The main aim of this is to find the actual Bitcoin price in US dollars can be predicted. The chance to make a model equipped for anticipating digital currencies fundamentally Bitcoin.  #  It works the prediction by taking the coinMarkup cap. #  CoinMarketCap provides with historical data for Bitcoin price changes,  keep a record of all the transactions by recording the amount of coins in circulation and the volume of coins traded in the last 24-hours.  #  Quandl is used to filter the dataset by using the MAT Lab properties.             3. Problem statement: - Some AI and Machine Learning problem statements are: -  a) Data Privacy and Security: Once a company has dug up the data, privacy and security is eye-catching aspect that needs to be taken care of. b) Data Scarcity: The data is a very important aspect of AI, and labeled data is used to train machines to learn and make predictions.  c) Data acquisition: In the process of machine learning, a large amount of data is used in the process of training and learning. d) High error susceptibility: In the process of artificial intelligence and machine learning, the high amount of data is used. Some problem statements of Bitcoin Price Prediction using AI and Machine Learning: - a) Experimental Phase Risk: It is less experimental than other counterparts. In addition, relative to traditional assets, its level can be assessed as high because this asset is not intended for conservative investors. b) Technology Risks: There is a technological risk to other cryptocurrencies in the form of the potential appearance of a more advanced cryptocurrency. Investors may simply not notice the moment when their virtual assets lose their real value. c) Price Variability: The variability of the value of cryptocurrency are the large volumes of exchange trading, the integration of Bitcoin with various companies, legislative initiatives of regulatory bodies and many other, sometimes disregarded phenomena. d) Consumer Protection: The property of the irreversibility of transactions in itself has little effect on the risks of investing in Bitcoin as an asset. e) Price Fluctuation Prediction: Since many investors care more about whether the sudden rise or fall is worth following. Bitcoin price often fluctuates by more than 10% (or even more than 30%) at some times. f) Lacks Government Regulation: Regulators in traditional financial markets are basically missing in the field of cryptocurrencies. For instance, fake news frequently affects the decisions of individual investors.   g) It is difficult to use large interval data (e.g., day-level, and month-level data) . h) The change time of mining difficulties is much longer. Moreover, do not consider the news information since it is hard to determine the authenticity of a news or predict the occurrence of emergencies.

Bitcoin-Price-Prediction-using-AI-ML.

Marketing-Platform-

Blockchain and AI are on just about every chief information officers watchlist of game-changing technologies that stand to reshape industries. Both technologies come with immense benefits, but both also bring their own challenges for adoption. It is also fair to say that the hype surrounding these technologies individually may be unprecedented, so the thought of bringing these two ingredients together may be viewed by some as brewing a modern-day version of IT pixie dust. At the same time, there is a logical way to think about this mash-up that is both sensible and pragmatic.  Today, AI is for all intents and purposes a centralized process. An end user must have extreme faith in the central authority to produce a trusted business outcome. By decentralizing the three key elements of AI — that is, data, models, and analytics — blockchain can deliver the trust and confidence often needed for end users to fully adopt and rely on AI-based business processes. Let’s explore how blockchain is poised to enrich AI by bringing trust to data, models and analytics.  Your data is your data Many of the world’s most notable AI technology services are centralized — including Amazon, Apple, Facebook, Google, as well as Chinese companies Alibaba, Baidu and Tencent. Yet all have encountered challenges in establishing trust among their eager, but somewhat cautious users. How can a business provide assurance to its users that its AI has not overstepped its bounds?  Imagine if these AI services could produce a “forensic report,” verified by a third party, to prove to you, beyond a reasonable doubt, how and when businesses are using your data once those are ingested. Imagine further that your data could be used only if you gave permission to do so.  A blockchain ledger can be used as a digital rights management system, allowing your data to be “licensed” to the AI provider under your terms, conditions and duration. The ledger would act as an access management system storing the proofs and permission by which a business can access and use the user’s data.  Trusted AI models Consider the example of using blockchain technology as a means of providing trusted data and provenance of training models for machine learning. In this case, we’ve created a fictitious system to answer the question of whether a fruit is an apple or orange.  This question-answering system that we build is called a model, and this model is created via a process called training. The goal of training is to create an accurate model that answers our questions correctly most of the time. Of course, to train a model, we need to collect data to train on — for this example, that could be the color of the fruit (as a wavelength of light) and the sugar content (as a percentage).  With blockchain, you can track the provenance of the training data as well as see an audit trail of the evidence that led to the prediction of why a particular fruit is considered an apple versus an orange. A business can also prove that it is not “juicing up” its books by tagging fruit more often as apples, if that is the more expensive of the two fruits.  Explaining AI decisions The European Union has adopted a law requiring that any decision made by a machine be readily explainable, on penalty of fines that could cost companies billions of dollars. The EU General Data Protection Regulation (GDPR), which came into force in 2018, includes a right to obtain an explanation of decisions made by algorithms and a right to opt out of some algorithmic decisions altogether.  Massive amounts of data are being produced every second — more data than humans have the ability to assess and use as the basis for drawing conclusions. However, AI applications are capable of assessing large data sets and many variables, while learning about or connecting those variables relevant to its tasks and objectives. For this very reason, AI continues to be adopted in various industries and applications, and we are relying more and more on their outcomes. It is essential, however, that any decisions made by AI are still verified for accuracy by humans.  Blockchain can help clarify the provenance, transparency, understanding, and explanations of those outcomes and decisions. If decisions and associated data points are recorded via transactions on a blockchain, the inherent attributes of blockchain will make auditing them much simpler. Blockchain is a key technology that brings trust to transactions in a network; therefore, infusing blockchain into AI decision-making processes could be the element needed to achieve the transparency necessary to fully trust the decisions and outcomes derived from AI.  Blockchain and the Internet of Things More than a billion intelligent, connected devices are already part of today’s IoT. The expected proliferation of hundreds of billions more places us at the threshold of a transformation sweeping across the electronics industry and many other areas.  With the advancement in IoT, industries are now enabled to capture data, gain insight from the data, and make decisions based on the data. Therefore, there is a lot of “trust” in the information obtained. But the real truth of the matter is, do we really know where these data came from and should we be making decisions and transacting based on data we cannot validate?  For example, did weather data really originate from a censor in the Atlantic Ocean or did the shipping container really not exceed the agreed temperature limit? The IoT use cases are massive, but they all share the same issue with trust.  IoT with blockchain can bring real trust to captured data. The underlying idea is to give devices, at the time of their creation, an identity that can be validated and verified throughout their lifecycle with blockchain. There is great potential for IoT systems in blockchain technology capabilities that rely on device identity protocols and reputation systems. With a device identity protocol, each device can have its own blockchain public key and send encrypted challenge and response messages to other devices, thereby ensuring a device remains in control of its identity. In addition, a device with an identity can develop a reputation or history that is tracked by a blockchain.  Smart contracts represent the business logic of a blockchain network. When a transaction is proposed, these smart contracts are autonomously executed within the guidelines set by the network. In IoT networks, smart contracts can play a pivotal role by providing automated coordination and authorization for transactions and interactions. The original idea behind IoT was to surface data and gain actionable insight at the right time.  For example, smart homes are a thing of the present and most everything can be connected. In fact, with IoT, when something goes wrong, these IoT devices can even take action — for example, ordering a new part. We need a way to govern the actions taken by these devices, and smart contracts are a great way to do so.  In an ongoing experiment I have followed in Brooklyn, New York, a community is using a blockchain to record the production of solar energy and enable the purchase of excess renewable energy credits. The device itself has an identity and builds a reputation through its history of records and exchange. Through the blockchain, people can aggregate their purchasing power more easily, share the burden of maintenance, and trust that devices are recording actual solar production.  As IoT continues to evolve and its adoption continues to grow, the ability to autonomously manage devices and actions taken by devices will be essential. Blockchain and smart contracts are positioned well to integrate those capabilities into IoT.

blockchain-technology

Dollar General Hits a Gold Mine in Rural America

Trader Joe's, Dollar General And Others Are Paying Workers To Get Vaccines

Where even Walmart won't go: how Dollar General took over rural America

Dollar General warns poorer US consumers are running out of money

Dollar General Corporation is an American chain of discount stores headquartered in Goodlettsville, Tennessee. As of January 8, 2024, Dollar General operated 20,388 stores in the contiguous United States and Mexico. The company began in 1939 in Scottsville, Kentucky, as a family-owned business called J.L. Turner and Son, owned by James Luther Turner and Cal Turner. In 1955, the name changed to Dollar General Corporation; in 1968 the company went public on the New York Stock Exchange. The Fortune 500 recognized Dollar General in 1999, and in 2020 it reached No. 112 on the list. Dollar General has grown to become one of the most profitable stores in the rural United States, with revenue reaching around $27 billion in 2019. The company and its business practices have been subject to criticism, particularly regarding how it may be creating and perpetuating food deserts and stifling local businesses while offering fewer and lower-paying jobs.

https://en.wikipedia.org/wiki/Dollar_General

Dollar General reported Q3 2024 (ended November 1) net sales of $10.2 billion, up 5.0% year-over-year driven by new store openings, though comparable store sales declined 0.1% as core low-income customers faced economic pressures. Operated 20,321 stores across 48 states (up 596 net new stores year-to-date). Consumables category (food, snacks, health, beauty, cleaning) represented 81% of sales. Gross margin contracted 74 basis points to 30.3% due to higher shrink (theft), transportation costs. Company lowered full-year guidance, citing persistent inflation straining $30K-50K household income shoppers. CEO Todd Vasos emphasized 'Back to Basics' initiative focusing on store standards, in-stock levels, labor optimization.

Dollar General Q3 2024: $10.2B Revenue, 20,321 Stores, Comps Down 0.1% Amid Consumer Pressure

Dollar General's competitive moat centered on serving rural and small-town America—75% of stores located in communities with fewer than 20,000 residents. Strategy targeted 'convenience deserts' where nearest Walmart or grocery store required 15+ mile drive. Average Dollar General 7,400 square feet (vs. Walmart Supercenter 180,000 sq ft), stocked 10,000-12,000 SKUs focused on daily necessities. Real estate model prioritized cheap leases in strip malls, standalone buildings, off-main-street locations. Average store generated $1.8M annual revenue with 4-8 employees. Fast-in-fast-out shopping experience (10 minutes vs. Walmart's 45+). Rural penetration created defensive moat against Amazon (delivery times longer), Walmart (cannibalization of own stores), Dollar Tree (different format).

Dollar General's Rural Focus: 75% of Stores in Towns Under 20,000 Population

Dollar General faced ongoing criticism and regulatory scrutiny over store conditions and worker safety in 2024. OSHA cited company for repeated violations including blocked fire exits, emergency equipment obstructed by merchandise, unsafe stacking. $15+ million in OSHA fines since 2017. Investigative reports documented understaffing (stores often operated with single employee), overflowing inventory in aisles, inadequate training. Workers complained of pressure to stock shelves quickly despite insufficient labor hours. Dollar General defended record, announced $25M investment in safety initiatives, added labor hours, hired 3,000 regional managers. Critics argued low-price model inherently created unsafe conditions to maintain margins.

Dollar General Faces Criticism Over Worker Safety, Clutter, OSHA Violations

Dollar General's Popshelf concept reached 200 stores in 2024, targeting suburban, higher-income customers ($50K-125K households) vs. core Dollar General rural/low-income demographic. Popshelf featured 95% of merchandise $5 or less, trendy home decor, seasonal items, party supplies, beauty products, toys. Stores designed with bright colors, boutique aesthetic, Instagram-worthy displays. Average customer age 40 (vs. Dollar General's 50+). Located in suburban strip centers near Target, HomeGoods. Popshelf represented growth experiment beyond rural core—testing whether Dollar General merchandising expertise translated to suburban middle-class. Early results mixed: traffic strong but margins compressed by higher occupancy costs.

Popshelf: Dollar General's Millennial-Targeted Concept Reaches 200 Stores

Dollar General expanded DG Fresh initiative to 4,000+ stores in 2024, adding refrigerated/frozen food sections and limited fresh produce (apples, oranges, potatoes, onions) to boost grocery offerings. Company operated 13 DG Fresh distribution centers enabling direct sourcing, bypassing third-party distributors. Fresh/frozen expanded consumables category, increased basket size, drove shopping frequency. Select stores tested expanded produce sections with 40+ items. Fresh push responded to USDA 'food desert' criticism—Dollar General often only food retailer in rural communities, but historically lacked nutritious options. Produce margins thin (10-15%) but increased traffic, basket size compensated.

Dollar General pOpshelf Opens 800+ Stores with Coolers, Fresh Produce in Select Markets

Dollar General shares (DG) declined 25% year-to-date to $80, market cap $17 billion, reflecting challenges serving core low-income demographic hit hardest by inflation. Comparable sales growth stalled (flat to -1%) as $30K-50K household income customers reduced shopping frequency, basket sizes. Higher shrink (theft), labor costs compressed margins. Analysts concerned about long-term competitive threats: Walmart neighborhood markets, Aldi grocery expansion, Dollar Tree/Family Dollar competition, Amazon Rural delivery initiatives. However, 20,000+ store footprint, dense rural presence, convenience positioning remained competitive advantages. Valuation at 13x P/E below historical 16x average, presenting value opportunity if consumer stabilizes.

Dollar General Stock at $80, Down 25% YTD as Low-Income Consumer Struggles

Dollar General Dominates Rural Discount Retail with 20,000+ Stores, Focus on Convenience and Everyday Low Prices

TIL a Dollar General employee who was told she couldn't keep drinks at the cash register was fired after taking and drinking a $1.69 orange juice to stave off diabetic shock. Despite her paying for the orange juice afterward, the company said she was 'grazing'. Later, a jury awarded her $277,565.

The Dollar General in the fancy part of town has laminate flooring.

Dollar General employee said there was only 1 pack in the box

Reddit "Life Hack" Lands Dollar General Employee in Handcuffs

Did I go to far?

Dollar General is the worst.

Dollar General has the literal worst customers ever

Dollar General gets richer while keeping the employees poor

My short time at Dollar General

Scalpers must've pissed off dollar general workers.

DollarGeneral

todayilearned

mildlyinteresting

pokemoncards

KarenGoBrrr

DollarGeneralWorkers

PokemonTCG

DOLLAR GENERAL CORP

J.L. Turner (age 50) and son Cal Turner Sr. (age 24) founded J.L. Turner and Son Wholesale in Scottsville, Kentucky. Sold closeout/surplus merchandise to rural retailers from car trunk.

Expanded to multiple warehouses, supplied 100+ retail accounts across Kentucky/Tennessee. Cal Sr. noticed retailers not passing savings to consumers.

Cal Turner Sr. opened first Dollar General Store in Springfield, Kentucky, on June 1, 1955. Fixed-price retail: everything $1 or less. Self-service, no-frills, 3,000-4,000 sq ft, rural focus.

Expanded to 25 stores by 1964. Targeted small towns (2,000-10,000 population) ignored by major retailers. J.L. Turner died 1964, having seen 255 stores.

Dollar General went public on NYSE, raising capital for expansion. Unusual for rural retailer. Began abandoning 'everything $1 or less' pricing due to inflation.

Expanded across Southeast—Kentucky, Tennessee, Alabama, Georgia, South Carolina. Reached 400 stores by 1977. Focused on rural 'convenience deserts.'

Third generation Cal Turner Jr. (age 37) became CEO. Led transformation from regional chain (400 stores) to national powerhouse. Modernized operations, technology, distribution.

Aggressive expansion beyond Southeast to Midwest, Southwest, Plains states. Competed with Walmart for rural customers. Reached 1,900+ stores (1988), 5,000+ (2000).

Founder Cal Turner Sr. died October 9, 2000, at age 84. Built Dollar General from single store (1955) to 1,900+ stores (1988). Net worth $1B+. Beloved in Scottsville.

Cal Turner Jr. retired as CEO after 26 years. Company operated 6,000+ stores, $6.9B revenue across 27 states. First non-Turner CEO (David Perdue) appointed.

Private equity firm KKR took Dollar General private in $6.9B leveraged buyout. Invested in technology, supply chain, store improvements. Turner family sold control.

Dollar General returned to public markets in successful IPO. Stock surged. KKR retained stake but company publicly traded again.

Todd Vasos (retail veteran, former chief merchandising officer) became CEO. Company operated 12,000 stores. Focused on consumables expansion, operational excellence.

Launched DG Fresh program: company-operated distribution centers delivering refrigerated/frozen food directly to stores. Bypassed third-party distributors, improved margins, enabled produce expansion.

Surpassed 16,000 locations, becoming one of America's largest retailers by store count. Focused on rural saturation—multiple stores per county in some markets.

Opened first Popshelf stores targeting suburban, higher-income customers ($50K-125K households) with trendy home decor, seasonal items, party supplies. 95% items $5 or less. Experiment beyond rural core.

Pandemic drove surge in Dollar General traffic as essential retailer. Rural customers stocked up on food, household supplies, health products. Comparable sales +15-20%%. Hired 50,000+ employees.

Dollar General stock hit all-time high $240, market cap $55B, as pandemic tailwinds continued. Operated 19,000 stores. Best-performing retail stock 2010-2022.

Core low-income customers ($30K-50K households) struggled with inflation, reduced spending. Comparable sales growth stalled. OSHA fined company $15M+ for safety violations (blocked exits, clutter). Media scrutiny on worker conditions, understaffing. 'Back to Basics' initiative focused on store standards, labor investment.

Operated 20,321 stores across 48 states (+596 net new year-to-date)—more locations than McDonald's, Starbucks, Subway. Q3 revenue $10.2B, annual ~$40B. Comparable sales -0.1% as low-income consumers pressured. 75% of stores in towns <20,000 population. Consumables 81% of sales. DG Fresh in 4,000+ stores with limited produce. Popshelf reached 200 locations. Stock $80 (down 25% YTD), $17B market cap. Gross margin 30.3%, compressed by shrink, costs. Average store 7,400 sq ft, $1.8M annual revenue. CEO Todd Vasos. Navigating consumer challenges with 'Back to Basics,' safety investments, labor hours increases.

For use with the engineering kits “Robotics: Smart Machines”, “Robotics: Smart Machines - Rovers & Vehicles Edition”, and “Robotics: Smart Machines - Tracks & Treads Edition” by Thames & Kosmos.

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Dreamehome App is to manage Dreame Bot cleaning robots to do your home floor cleaning.

Through the App , you may not only access to advanced functions of your robot for your daily home floor cleaning

The Blue Alliance is a tool to help FIRST Robotics teams scout for, compete at, and relive competitions.

The Blue Alliance app is the easiest way to access all the great content on thebluealliance.co

Hermes Robotics is a San Francisco-based robotics company founded that provides autonomous street sweeping as a service by retro-fitting existing vehicles with autonomous technology. The YC W21 company achieved $1M in revenue in 2024 with a lean team of just 5 employees, raised $125K from Y Combinator plus additional bootstrap funding, and received an M&A offer in April 2025.

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