deals Bargain Aggregate website

1. We want to build website which will a. pull hot deals from all forums which are ranked/rated by the user b. display store option to display deal by stores ( example : bestbuy) c. display category option to display deals by category ( example : camera) d display gift option to display gifts for occasion (example : christmas + gifts) (we will like to know what technology/framework will be used) -> aggregate deals : will you be using rss or something else. -> for search or category : what search will be used. 2. We will like post a deal form (image verification, trackback, nospam question), [it can support : Register FAQ Members List Calendar Today's Posts Search] [Once user log in you can show him tags : personalized saved deals and option to enable tags like free shipping] 3. General website features can be displayed on the top right (number of deals, number of users browsing) Demo with google sites.