When a final transactionA transaction involves the exchange of goods, services or financial assets between one or more parties. it can include various types of activities, including purchases, sales and transfers. total is uncertain, as in a hotel stay, an authorization hold is placed on a portion of the cardholder’s credit limit or debitA charge to a customer’s deposit account. balanceA balance represents the financial status of an account, showing the difference between credits (deposits or income) and debits (withdrawals or expenses). There are two types of balance- actual and... as a pledge of collateral. Once the full amount of the transaction is determined, usually at checkout, the card is charged and the hold is removed.