David Keller

David M. Keller is a finance writer based in Columbus, Ohio, covering personal finance and consumer-focused economic topics. He earned his degree in journalism from Ohio University and began his career reporting on local business and economic trends for a regional media outlet. Since then, he has contributed to a variety of online publications, focusing on clear, practical coverage of topics such as cost of living, debt, and everyday financial decision-making.

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Treasury pushes seniors off paper checks and onto electronic payments by year end

For older Americans who still waited on the mail for their monthly benefit check, the federal government’s paper-payment era is effectively over. After years of nudging retirees toward direct deposit, the U.S. Department of the Treasury moved in 2025 to stop issuing paper checks for most federal payments, including Social Security. The change was sold…

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Digital price tags spread across U.S. grocery stores, fueling checkout disputes and pricing scrutiny

Major grocery and big-box chains are moving away from paper shelf tags and toward small electronic displays that can update prices across an entire store in minutes. For retailers, the appeal is obvious: fewer manual tag swaps, faster promotions, easier markdowns, and tighter coordination between shelves, apps, and online order fulfillment. For shoppers, the technology…

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