Support is available to Registered Users of Enterprise Architect. All support issues are currently dealt with via email. Sparx Systems endeavor to provide a rapid response to all questions and concerns regarding Enterprise Architect.
You can contact the support team at support@sparxsystems.com.
An online user forum is also available for your questions and perusal, at www.sparxsystems.com/cgi-bin/yabb/YaBB.cgi.