Lightbank has invested $650,000 in its own <a target="_blank" href="http://www.lightbank.com/team">Founder-in-Residence</a> Josh Hernandez's new startup, <a target="_blank" href="http://www.walk.by/">
Couponing has been around forever, but the popularity of digital offers, daily deals, and group buying is fairly new. We've gone through the honeymoon period, watched the meteoric rise of Groupon, its