Withdrawing your funds: You will usually be able to withdraw your available balance at any time, but there are certain circumstances in which we will be entitled to delay or withhold withdrawals.
Regardless of the reason your account was restricted, the only way to get out of this restriction zone is by contacting bet365's customer support. Even if you have no idea why your account has been restricted, you should still contact customer support to get an idea so you can open it back.