There always is some discrepancy between how your phone records data usage and what you see in PM account.. however, a typical high usage pattern can be revealed through checking data usage details on your phone as to which apps used most data.. also...
Just check the 'lateat posts' section in this community, pick on a topic you can contribute to, create a reply to the person who posted the question, post your reply, and wait for people to 'bravo' your post.. the more Bravo's you get,the merrier.. ...
Create a ticket for a moderator by clicking the question mark in the bottom right corner to look into the specific issue why your account was suspended, and then act on their advice..