Your customers earn points for every order placed. These points can be redeemed against future purchases, either as full or part payment.  Display number of points on product information page  (i.e "Buy this product and earn 25 points").  A great way of gaining repeat orders.  Full admin control features include :-

1. Points per unit spent.
2. Value of points
3. Optional minimum order value.
4. Award points to new customers.
5. Option to earn points on only specific products and/or categories.
6. Reports on pending and awarded points.
7. Manually adjust customer points option.
8. Points summary in customer's "My Account" section.