does anyone know why every time i sign into reach it tells me my service tag is not allowed on xbox live yet its not an obsanity its my name (DAVE) how ever i have changed it to (D4V3) and it still tells me to change it but here the thing i dont change it and its fine but i cant upload anything to my file share as im apparantly banned from using xbox live but clearly arent as i play almost every day someone please explain this to me as its starting to irritate me quite a bit