"Let me give you my card, should be a staple in your networking conversations. If you have just started your own business and you do not have business cards, then you need to place it toward the top of your list. Business cards are a relatively inexpensive way to advertise your business effectively.
The cost of business cards can range from relatively inexpensive to high priced, but no matter what price range your business can afford, they are an essential. When you are networking with people it may be easy to tell them all about your business, and they may be very excited to work with you. However, most people have terrible memories, and they will probably be lucky to remember half of your business name by the time they are ready to give you a call. When you hand out business cards, your potential clients have a friendly reminder of what you discussed and an easy way to remember how to get a hold of you."
Read the rest of the article here: Business Cards.