Numerous smartphone apps will allow consumers to do real-time price comparison while they are in stores on Black Friday (often, ironically, taking advantage of free, fast WiFi networks offered by retailers and malls).
Dauntingly tedious or not, if you are purchasing a property (especially in this risky real estate environment), you really should dedicate the time to comparison shop your mortgage offers.
ShopDAQ is a really cool price comparison plug-in that works for most Web browser, which displays in real-time other retail sites where you could find the same product, cheaper!