Shopper rewards was mentioned over at Wordpress Tavern in the The Daily Plugin. We (and lots of other people) think WP Tavern is a great resource to check in to to see what's happening around the Wordpress ecosystem.
Here is what they said...
Shopper Rewards for WP-eCommerce is an interesting add-on plugin for WP-eCommerce that allows you the opportunity to add a rewards program for your customers. With more and more [...]
Let us know if you want to give the next version of the fully functional plugin a test drive! We need folks that have existing WP-eCommerce sites up and running. email email@example.com with your contact information if you are interested.
The buyer points plugin gives your customers an incentive to come back and buy more. Shoppers can view the points they have earned at any time on their account pages.
The buyer points plugin will accumulate points for shoppers regardless of if they are registered! This means that your store doesn't need to put up any barriers to people completing their purchases, like registration. Points are accumulated for each purchase and [...]
Buyer rewards programs are the proven way to build loyal customers that keep coming back to your store. Now you can create your own rewards program for your WP-eCommerce based store!
Customers accumulate points by purchasing products. (Soon they will be able to earn rewards by doing other cool things such as liking your facebook page or tweeting about your site! ) Then they can redeem their reward points for any of the gifts [...]