World Of Gadget

Part of Steam’s appeal must be its regular discounts and price drops. But with so many titles in the catalog, it can be easy to miss out on some of them. Yet that should now be practically impossible, thanks to the efforts of Steam forum user sciss0rz, who’s taken it upon himself to update other forum members with information on—you guessed it—the latest discounts and price drops on Steam! The list (found here ) also includes information on Steam game packs, compilations of multiple titles that are usually available at a lower total price (sciss0rz does not list packs that represent no savings).

Excerpt from: 
A Must-Bookmark for Steam Users