There are several reasons for closure of your account. If you try to verify with fake documents they will permanently close your account. Maintaining multiple accounts on same name. Using different accounts on same device, like your personal account and your friends account on same device.

It is not easy to create second account on the same name as Bet365 has the policy of one account per one person . Even though if you try creating second account however, If you are cought your account will be frozen and you will not be able to make a withdrawl of your deposit or winning.