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Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124

Credit card companies make billions of dollars from consumer mistakes. High interest rates (APRs), late fees, and cash advance fees are designed to generate massive revenue from uneducated cardholders. To use credit cards safely, you must understand these traps and learn how to avoid them completely.
This guide explains how credit card interest is calculated and how you can manage your cards to benefit your financial profile.
Credit card issuers print a “Minimum Payment Due” on every statement. This is usually just 1% to 2% of your outstanding balance. Paying only the minimum keeps your account in good standing, but the remaining balance accrues interest at high rates. This trap can turn a small purchase into a decades-long debt sentence.
If you do not pay the statement balance in full, you lose your “grace period.” Interest begins accumulating daily on all transactions. This daily compounding interest quickly inflates your balance. To learn about credit bureaus and score protection, visit Experian.
To learn how to use credit cards to maximize points instead of paying interest, see our article on Strategic Credit Card Management. For a plan on allocating money to pay down existing debt, see The 50/30/20 Budgeting Guide.
The golden rule of credit cards is simple: **pay the statement balance in full, every month**. Doing this guarantees you never pay a penny of interest, allowing you to enjoy rewards for free.