Here is a different approach for a shopping cart. A funny one :
“Many have tried. Many have failed. Do you have what it takes to be a hero?”

Searching for a Wordpress theme for a niche website, I found a very nice one & free and I want to share it with you. It’s called Single Product and it comes from PrimoThemes:

Here are the most important details you need to know:

works with WP 2.8.4+
PHP 5.2+ required on your server
3 color variations available: blue, tan, purple
multiple options for theme customization
support for custom thumbnail display
threaded comments
support for Gravatars
AddThis included for social networking
widgets ready
ad codes widget for Adsense or your sponsor banners, with option to shuffle/rotate them
FREE, no need to keep …

If you are using (and you should!) a service to track visitors to your website, it is very important to exclude your own visits from the statistics, in order to keep the relevant data.  Google Analytics offers the option to stop tracking visits from a distinct IP. If your connection has static IP, this option will work very well. But if you have a dinamic IP, you need a different approach.
The idea is to set a cookie on our browser and then use Analytics’ filter to ignore visits from all …

What people buy online differs substantially from what they buy in-store. According to a study by the US Census Bureau, the bulk of sales are still in-store. There are, however, several categories in which online sales dominate each product marketplace. These include books and magazines, clothing, and electronics.
Here is an excellent graphic from Permuto that ilustrates that (click to enlarge):