An ominous bell is tolling for daily-deal sites. Groupon may be growing like kudzu, but it's losing money as more daily-deal sites like LivingSocial enter the marketplace. But don’t count out daily salemails yet. Daily-deal sites are recalibrating by offering a cache of products that drill down to a particular neighborhood, drum up repeat business and calculate metrics. What’s the real deal? Business owners can now design the right daily salemail to fit their brand experience.