On September 10, 2010, AdGrok founder Antonio Garcia-Martinez was hanging out at co-founder Argyris Zymnis’s San Francisco apartment when he received a call from Rodger Cole. Rodger Cole was a litigator at Fenwick & West, and Fenwick & West was one of the big three Silicon Valley law firms. Getting an unexpected call from your law firm is never a good sign — this was no exception.