I can not get too excited about it. It would take a significant amount of time and money to brand it. As a site, I could easily see this being a generalized rebate forum or portal (as well as Coupons) very similar to slickdeals dot net.
Still, it would take a significant amount of time and money to brand this. You would need a programming guru to create an auto webscraping database software to catch all the rebates and coupons being offered.
Unless you have a few xx,xxx laying around for site development, marketing, promoting, and advertising, if you get xxxx offers, you should consider them.