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 will not be a zip code printed on a debit card as the zip code is typically used as a security measure to keep unauthorized users from making purchases with the card. Thâ¦e zip code will be from whatever address was given to the bank when the account linked to the card was created. 5 people found this useful.