Probably you’re already familiar with the idea of comparison shopping. These are quite useful websites where you can compare product prices from pretty much every online retailer. During the last 3-4 months I discovered a number of cool websites that successfully implemented the same concept to other areas. Check them out.
I’ve tried many comparison shopping sites and can confirm that PriceGrabber is one of the best ones. Simply search for the product you want to buy and PriceGrabber will list all available retailers starting from the cheapest. If you’re not clear about what exactly you want to purchase, then you can browse products by categories and filter them further by specs, features and brand. Products can also be sorted by user ratings and reviews.