Visitors come to your site with one purpuse: to make money. If they make money, YOU make money!
Visitors will use this process ( more 95% ) when they are on your website:
1. Search for a store from which they want to buy
2. Check for coupons or deals from that store
3. Leave your site to the searched site and purchase goods.
When they click a coupon or deal link, a cookie is attached. This way, when they buy, the sale will be referred to you. After they buy you get a share from the profit.
Other things user can do on the site:
1. Vote if the coupon worked or not.
2. Add comments to coupons.
3. Share a coupon for a store.
4. Share the page on different social networks
5. Subscribe for the newsletter.