The DPD-Cart plugin makes it easy to sell downloads through your WordPress Blog with automatic secure product delivery.
Using the DPD-Cart Plugin
Activating the Sidebar “View Cart” Widget:
The DPD-Cart sidebar widget will display a view-cart / checkout link on each page of your blog where the widget is loaded.
Inserting Add-To-Cart buttons in posts or pages:
You can easily insert Add-To-Cart button code to any post or page in your WordPress site.
The DPD-Cart plugin will create a [dpd-atc] quicktag with your product’s details. The quicktag will be converted into an add to cart button when your post is published.