Contact information for your bank: If you need to contact your bank, use the information on the back of your card. This is a simple and convenient method of preventing fraud. You know you're talking to someone from your card issuer when you utilize the contact information on your card. This is especially crucial if you receive a call or email from what appears to be your bank but is a con artist. Rather than returning the call or email using the information they supply, call the number on…