Having struggled over the years as a Miva Shopping Cart affiliate and then switched to the open-source alternative osCommerce, I am pleased to say that there are many good solutions for installing a shopping cart in the WordPress CMS. I will be expanding this Page but for now, I am listing my tested favorites:
A free plugin application with inexpensive enhancement modules.
Free start up version for up to 100 products, then $17/month for an upgrade.
Here’s a quick link that will take you directly to the PayPal Business Account registration area, which can be a little tedious to find…