Yes you can PM to a member by going to bottom his profile picture in any of his posts where you can see 4 icons the last of these four icons - click the one in blue will open a window. You can message member from here and please do not start a thread for you doubts or such questions. We have a different thread for this purpose
http://www.boddunan.com/forum/12-help/11-ask-all-your-doubts-here.html?start=600
Once you have seen it I shall lock it so acknowledge it now.