He concentrates his practice in the areas of consumer protection law, including fair credit reporting, fair debt collection, and consumer class actions. John litigates individual and class action cases primarily in federal court on behalf of victims of identity theft, persons defamed and otherwise harmed by credit errors, individuals harassed and deceived by debt collectors, and many others who are subjected to fraudulent or unfair trade practices. John also advocates on behalf of individuals in the areas of fair credit billing, electronic fund transfers, consumer privacy and consumer fraud.