Additionally, these lines of credit charge interest on balances you carry from month to month. (gobankingrates.com)
One of the main sources of profit for credit card issuers — and pain for credit cardholders — is the interest charged on balances carried from month to month. (cardrates.com)
A revolving line of credit is an account on which payment is any amount less than the total balance and the remaining balance carried forward is subject to applicable finance charges. (msicredit.com)