well do what i did and read denholms execelent tururioal then dreaw out your map how you are thinking of havng it and send in a btmap or jpeg of it to hiteck to see if the would approve your design.
no point spending all the time on a map if they wont like it.
Finaly if you have a problem ask questions the guys are great here and nealry always know the answer or can give some helpful advice