The presentation by Michael A. Swit at the FDA enforcement conference discusses the FDA's warning letters issued from 2004 to 2008, emphasizing their role in achieving voluntary compliance before enforcement actions. It outlines the factors influencing the issuance of such letters, the potential consequences for individuals and companies involved in violations, and various enforcement coordination strategies with federal and state agencies. The document highlights the substantial direct and indirect costs associated with regulatory violations, including legal fees, loss of reputation, and financial ruin.