Make sure that you have policies and procedures for handling irregular or suspicious transactions. Remind your staff that they must take steps to verify that the cardholder is who they say they are.
For card present transactions (being those transactions where the cardholder are at your business with their card), never accept a card if:
Card-not-present transactions (being those transactions where the cardholder is not at your business with their card) carry a higher risk of fraud, because you can’t verify whether the person you are dealing with actually has their card with them and the signature matches that on their card.
By carrying out the following checks, you can reduce the likelihood of fraudulent activity: