The number of organizations needing single audits has risen dramatically in the past year. Why? Deetra Watson, CPA, CGMA, an accounting firm principal, explains some of the intricacies of single audits and why demand is increasing for such specialized services. Also, Ed Karl, CPA, CGMA, the AICPA's vice president–Tax Policy & Advocacy, shares an update on the Taxpayer Protection and Preparer Proficiency Act.