First and formost, I would place that person on my ignore list.
Second I would then go and find a way to try to win regardless of their lack of tactical knowledge and the point of the game.

Pointlessly attacking someone else to prevent them from winning is not the object of this game. Attacking ...

How about, private with a feed back of at least 5....or srg which ever comes first and, once achieved the little do not email flag stays up no matter how bad their rank...

Okay, thought for you, but those of us that are addicted to this game on the level of wanting to access it from our cellphones probably have the map memorized, though, I wouldn't mind having a simple stationary black and white for reference only. Now, to display your armies, text it...keep it simple ...