But the Internet is unfamiliar territory, full of hype and promises, and you may doubt your ability to ferret out the best bargains among the offerings at thousands of Web shopping sites. They promise to sniff out the deals for you. These comparison-shopping sites are free and relatively easy to use, operating something like search services.
Bots sometimes sort the results so that the lowest-cost merchants show up at the top.
You can click on the link to jump directly to the retailer's site. Ultimately, bots may help satisfy consumers who have been skittish about purchasing products online. Bot sites basically come in two flavors. Some bots work on your behalf even after you leave the site. Sure let you download software agents that sit in your browser and kick into action as you surf.