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Junk Fees and PCI Compliance in Payment Processing 

Junk Fees and PCI Compliance in Payment Processing 

by Allen Kopelman | Aug 1, 2026 | Blog, Uncategorized

Payment Gateway Alerts: The Hidden Cost of Card Testing Fraud

Payment Gateway Alerts: The Hidden Cost of Card Testing Fraud

by Allen Kopelman | Nov 13, 2025 | Blog, Uncategorized

  AI Overview  Summary The article issues a critical warning to merchants: Ignoring sudden email alerts from your payment gateway (like Authorize.net or NMI) can lead to thousands of dollars in hidden fees and losses. This surge of emails is often the result of a card...
Understanding the “Restricted Merchant” Label

Understanding the “Restricted Merchant” Label

by Allen Kopelman | Oct 15, 2025 | Blog, Uncategorized

  AI Overview  Summary The “restricted merchant” label is a significant hurdle for e-commerce businesses, indicating that their ability to process certain transactions has been limited or denied by payment networks, banks, or platforms. This...
Shield Your Store: Essential Strategies to Prevent Fraud E-Commerce Speakers

Shield Your Store: Essential Strategies to Prevent Fraud E-Commerce Speakers

by Allen Kopelman | Oct 14, 2025 | Blog, Uncategorized

  AI Overview  Summary Protecting an e-commerce store requires a multi-layered defense against increasingly sophisticated fraud, chargebacks, and cyberattacks. The foundation of this defense involves Strong Authentication and Verification, utilizing tools like...
How to Take Payments Online? A Guide for B2C and B2B Businesses

How to Take Payments Online? A Guide for B2C and B2B Businesses

by Allen Kopelman | Sep 19, 2025 | Blog, Uncategorized

AI Overview  This article serves as a comprehensive guide for businesses on how to accept online payments. It emphasizes that a modern business, whether B2C or B2B, needs to offer a variety of payment methods to succeed. The article introduces NPSONE and ClickBillR as...
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Allen Kopelman
CEO - Nationwide Payment Systems

Latest Posts

  • 10 Payment Processing Features You Need Before Trouble Hits 
  • 10 Payment Processing Features You Need Before Trouble Hits 
  • Nationwide Payment Systems Expands Payment Processing Consulting Services 

B2B Vault: The Biz To Biz Podcast

B2B Vault: The Biz to Biz Podcast
B2B Vault: The Biz to Biz Podcast
B2B Vault: The Biz to Biz Podcast
Allen Kopelman Avatar

Written By: Allen Kopelman

Allen Kopelman is the CEO of Nationwide Payment Systems and host of B2B Vault | The Biz to Biz Podcast.

Allen Kopelman is the CEO and Co-Founder of Nationwide Payment Systems Inc., a company he started in 2001. With a background in culinary arts, Allen began his career as a chef and executive chef before transitioning into the world of business2. He brings over 20 years of experience in the merchant services industry, focusing on providing tailored payment solutions for businesses, especially those considered high-risk. Allen is also the host of the B2B Vault: The Biz-to-Biz Podcast, where he shares insights and tips for business success.

  • 10 Payment Processing Features You Need Before Trouble Hits 
  • 10 Payment Processing Features You Need Before Trouble Hits 
  • Nationwide Payment Systems Expands Payment Processing Consulting Services 
  • Is Accepting Credit Cards Cheaper Than Waiting to Get Paid?
  • NPSONE compared to Stripe, Square, PayPal & QuickBooks Payments
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