First-time homebuyers, looking to capitalize on low housing prices and even lower mortgage rates, have revved up their home shopping in recent months, according to the latest Campbell/Inside Mortgage Finance HousingPulse Tracking Survey. And this is welcome news for a mortgage industry looking to jumpstart home purchase mortgage lending. But first-time homebuyers also face a number of speed bumps if not roadblocks in the current housing market. These range from tough mortgage underwriting requirements to increased competition from investors looking to snap up housing bargains challenges that...