\label{Sending_Email} To send internal LON-CAPA email messages: \begin{enumerate} \item Select \textbf{Messages} on the Inline Menu or \includegraphics[width=0.03\paperwidth]{com} \textbf{Send and display messages} on the Main Menu. \item At the \textbf{Communication/Messages} screen, select \includegraphics[width=0.03\paperwidth]{mail-message-new} \textbf{New Message}. \item Type the "username" you want to send the message to. \textbf{Note}: If you don't know the user name, click on the \underline{Select User} link. Another screen will open and you can select a user from the list. \item Enter any additional recipients. \item Type the \textbf{Subject} in the "subject" text box. \item Type the message in the text box. \item If this is a "critical message," select "send as critical message" or "send as a critical message and return receipt," see \ref{Course_Critical_Message}. \textbf{Note}: Only instructors and course coordinators can send critical messages. \item Click \textbf{Send}. \end{enumerate}