In South Florida, a foreclosure defense lawyer discovered more than 20 mortgage documents submitted by Stern’s firm that bore notary seals that did not exist at the time the documents supposedly were notarized. The Florida Bar reprimanded Stern in 2002 for overcharging and misleading clients, and is now considering a complaint questioning whether he should be allowed to farm out so much of his firm’s business to nonlawyers. Stern declined to be interviewed for this story. By 1999, Stern’s firm represented banks in foreclosure actions against more than 10,000 homeowners, according to records in a class action lawsuit filed in...