Mark is the co-leader of the Consumer Financial Services Regulatory practice at the firm. He focuses on federal and state consumer and small business lending and payments laws, including those that apply to payment cards, buy-now-pay-later transactions, vehicle-secured loans, lines of credit, unsecured loans, and deposit products. He counsels providers of consumer and small business financial services, including banks, on regulatory compliance, and defends them in class action litigation and government supervisory and enforcement matters. He also counsels purchasers of merchant receivables, companies that specialize in online small business lending, and companies that interact with their customers electronically or that set up recurring billing arrangements with their customers.

Mark regularly provides guidance on electronic payments and payment network rules, electronic contracting and mobile commerce, online banking, retail installment sales, preparing for examinations by the Consumer Financial Protection Bureau (CFPB), responding to CFPB supervisory requests (including so-called PARR letters), Article 9 of the Uniform Commercial Code, lease-purchase transactions and consumer protection laws, such as the Telephone Consumer Protection Act (TCPA), Truth in Lending Act (TILA), Fair Credit Reporting Act (FCRA), Equal Credit Opportunity Act (ECOA), Electronic Funds Transfer Act (EFTA), Electronic Signatures in Global and National Commerce Act (E-SIGN), and statutes prohibiting unfair, deceptive, and abusive acts and practices.

He is the co-chair of the American Bar Association’s (ABA’s) National Institute on Consumer Financial Services Basics. He previously served as co-chair of the Electronic Financial Services Subcommittee of the ABA’s Consumer Financial Services Committee.

Previously, Mark worked for the Federal Reserve Bank of Philadelphia for several years, during which he wrote more than 15 articles on consumer credit and payments topics and advised those crafting regulations on consumer credit and consumer payments issues. One article, “The Debate Over the National Bank Act and the Preemption of State Efforts to Regulate Credit Cards,” 77 Temple L. Rev. 425 (2004), was named best student article by the American College of Consumer Financial Services Lawyers. Other published articles include “Credit Card Pricing Developments and Their Disclosure,” 13 J. of Fin. Transformation 5 (2005).

Mark also worked as a business consultant, assisting the nation’s largest retail banks and credit card lenders with customer strategy issues, and as a manager at one of the largest credit card issuers in the United States.