one of many of the same post removed.
Your first post is http://forums.comcast.com/t5/Basic-Internet-Connectivity-And/Data-Usage-Overages-Due-to-XFinity-Home-without-Notification-to/m-p/2254213
One post is enough.
http://forums.comcast.com/t5/Forum-Guidelines/Posting-Guidelines/td-p/866289
Please Don’t:
7. Troll or spam
repeated posting of a message (or very similar messages) multiple times is considered spamming and is prohibited.