test prep

Popular daily-deal sites, such as Groupon and LivingSocial, work with businesses to offer group discounts for shoppers. But a new site called oBaz, which launches Tuesday, wants to reverse the model by enabling shoppers to ask for what they want.

Anyone who has ever faced off with their child over a homework assignment knows the value of a tutor. I, personally, know rational, decent, intelligent folks who have been reduced to wild-eyed rants and nervous twitching (okay, maybe that was just me) in an attempt to help their kids with...