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.
The CVV code provides a special layer of security for your debit card when you use it remotely, such as on the Internet or over the phone. This is important because debit cards have less protection against fraud than credit cards, according to the USA.gov consumer website.