Quick question... Which one of those do I contact when my credit card company is trying to hold me responsible for fraudulent charges on my credit card? Until

Quick question... Which one of those do I contact when my credit card company is trying to hold me responsible for fraudulent charges on my credit card? Until someone can answer me that question with a link to a form I can fill out with an agency that has a track record of actually fixing these problems, you've made no progress on convincing me we don't need the CFPB.