In my opinion most GM's don't like whispers. And to contact a GM politely is to open a ticket.
To do that you have to write /gm on your chat or you can click the "Help Request" menu. After opening the menu click "Talk to a GM" and choose the "Open a Ticket" button.
To do that you have to write /gm on your chat or you can click the "Help Request" menu. After opening the menu click "Talk to a GM" and choose the "Open a Ticket" button.