Quick Shop is a WordPress Shopping Cart with both Paypal and Email functionality built-in.
Upload the 'quick-shop' folder to the
Activate the plugin through the 'Plugins' menu in WordPress
Edit your Quick Shop settings in Settings -> Quick Shop
Edit your Quick Shop inventory in Tools - > Quick Shop
Add tags to your post text using the TinyMCE button
If the TinyMCE Quick Shop button doesn't appear, simply type:
As of version 2.1, Quick Shop is compatible with WordPress MU again. However, sitewide activation has not been tested.
Also, you must enable the widget and a payment option for those items to appear on the checkout page.
Activate the Quick Shop Updater plugin that is included with plugin to automatically upgrade all your old tags from Quick Shop v1 to v2. Once activated, visit the Tools > Quick Shop Updater page to initiate the update process. The content of the Quick Shop tags in all posts and pages will be placed in the new inventory list and the tags will be updated to the new notation. The Quick Shop Updater plugin can then be deactivated and deleted.
On WordPress MU, sitewide activation of the Quick Shop Updater plugin has not been tested!