This document discusses professional development for teachers. It notes that professional development is important for keeping teaching certifications current and can be completed through online classes, webinars, or other computer-based sources. This allows teachers to earn continuing education units and fulfill professional development requirements. The document provides an overview of benefits of professional development and examples of topics covered, such as language development in young children and measuring classroom quality. It also addresses the importance of ongoing professional development and new approaches using electronic media and webinars.