Merchant Processing Fee Guides
Twelve original guides to help U.S. small-business owners understand credit card processing fees, read merchant statements, compare quotes, and review costs. All guides are for general informational purposes; consult your processor and agreements for specifics.
Apply the guides with a worksheet
Each tool answers a different question and keeps entered numbers in your browser.
How to Calculate Your Effective Credit Card Processing Rate
The step-by-step formula, a worked example, and a plain-English explanation of what your effective rate means.
Read guide →How to Read a Merchant Processing Statement
Find the key sections, understand each line item, and gather the numbers you need for the calculator.
Read guide →Merchant Account Fees Explained
Interchange, assessments, processor markup, per-transaction fees, monthly fees, and more — what each one is and where it comes from.
Read guide →Flat-Rate vs. Interchange-Plus vs. Tiered Pricing
The three main processing pricing models, with examples of how each affects total cost for different business types.
Read guide →How to Compare Merchant Processing Quotes
A practical checklist for evaluating written quotes on a like-for-like basis, including what to ask before you sign.
Read guide →Practical Ways to Review and Reduce Processing Costs
Concrete steps you can take to understand your current costs, identify areas to review, and negotiate more effectively.
Read guide →What Is a Good Effective Credit Card Processing Rate?
How to evaluate your effective rate, what factors influence it, and practical signs that your merchant fees may need attention.
Read guide →Credit Card Processing Fees for Restaurants (2026 Guide)
Understand restaurant payment-processing costs, calculate your effective rate, and identify practical ways to reduce avoidable fees.
Read guide →Credit Card Processing Fees for Retail Stores (2026 Guide)
Understand retail payment-processing costs, calculate your effective rate, and find practical ways to reduce avoidable fees.
Read guide →Credit Card Processing Fees for Dental Offices (2026 Guide)
Understand dental payment-processing costs, calculate your office's effective rate, and identify practical ways to reduce avoidable fees.
Read guide →Credit Card Processing Fees for E-commerce Businesses (2026 Guide)
Understand online payment-processing costs, calculate your store's effective rate, and identify practical ways to reduce avoidable fees.
Read guide →B2B Credit Card Processing Fees (2026 Guide)
Understand commercial-card costs, enhanced transaction data, invoice payment methods, and your B2B effective processing rate.
Read guide →Not sure where to start?
Use the free calculator to find your effective rate, then read how to interpret it.