Its great to get traffic to your shop or your website, but you need to be ready to handle the traffic. Have the shop set up, know your products and services very well, present them to site visitors and be ready and able to answer questions.
Knowing your target market is invaluable and save you a lot of wasted promotional efforts and wasted money. Determine who needs your product -- you need to know specifically what sort of person needs what you have to offere.
And, always make it clear what you can offer the person and what's in it for them