There are several reasons why bet365 accounts can be restricted, including matched betting, unreasonable betting behaviour, GamStop (self-exclusion), and exploitation of bonuses.
You will then be directed to the PayPal website where you will need to log into your account and confirm your payment. Once complete, the amount will be instantly credited to your bet365 account. The name you have registered with PayPal must match the name registered on your bet365 account.