The newest of the city-focused deal sites, is the brainchild of the geniuses behind Kashless.org (a site that rewards you for giving away your old junk for free). Tippr stands out from the others because it not only offers three deals per day but also ensures that the deals improve as more people purchase them. Tippr seems to be available only in Seattle right now, but keep an eye on further growth of this site.

Too many deal-of-the-day sites to keep track of? Check out . This service aggregates deals from Groupon, LivingSocial, HomeRun, and other sites, and recommends the best ones for you based on your preferences. Unfortunately, Yipit is a bit limited right now, as collects deals only for Boston, Chicago, Los Angeles, New York, and San Francisco. For the time being, you might be better off subscribing to one or two of the other sites listed above.