. >> reporter: raeufp skpel mom amy love the thrill of a black friday bargain. >> i would buy more than i usually would. >> reporter: that feeling is exactly what retailers are banking on. according to the foreman chain "consumer reports". >> just the idea that you are getting a bargain can cloud your reasoning and make you open your wallet. of course retailers know this and play on it by offering deals that may not be such goodbar begans. >> reporter: how do shoppers know when they are getting a real steal. >> go in with a healthy sense of skepticism. take advantage of apps that will help you track prices so you know when a deal is really a bargain >> reporter: invisible hand or price blink. scour the web fort best deals. price alert such as camel camel camel, shop it to me and slick deals tell you when prices for the items have dropped. and price comparison apps like buy via, now discount, shop savi can tell you if there is a better deal out there online or even at a local store. while you're shopping, coupon ads such as coupon sherpa and snip snap you can use at checkout. i'm michael