Even though business planning, bookkeeping & administration are important for business success, the most important aspect of any business is sales & marketing. Operations, administration, strategic planning & bookkeeping are all necessary but irrelevant without the generation of leads & new customers.
Where to Locate your Security Code. Debit card security codes are located on the back of the card. The last three numbers to the right of the card are known as your security code. Why the Security Code is Important. The security code offers the cardholder an extra layer of protection from fraud and unauthorized use.
There is a 3 digit code located in the signature strip on the back of the card. Those 3 digits are the security code. Some card issuers include the last 4 digits of the card number before the security code. The website only wants the 3 digit code.