The starting point in writing a business card is understanding why you need one. The information contained therein, in fact, depends on the purpose of the card. If you are a businessperson, you need to state briefly what your business offers for sale and your contact details. For job seekers, it is advisable to highlight your unique skills and not to indicate who your former employer was. The bottom line is that to come up with a perfect business card, you need to know why you need one.