Go to "profile" of the member you wish to contact in private. To do this, click on its name.
Once the profile, select the "Private Message" ... and write your message ...
How to read my messages ?
To access the list of your messages, click the small envelope at the top right of your screen.
A small twinkling red circle will display to indicate you the number of message not read.
The interface of private messaging does not confuse you: this is the same as other boards. The main difference is that only you can access it.
How to remove a message ?
To remove a message which was sent to you, go on top of the discussion and click the white cross on grey bottom ("Moderate") which is situated below the button "Report".
A window opens: indicate (or not) why removing the message then click on "Submit"