Google Play Store Account Termination

Can any body tell me what are reasons of Google Play Store account termination. My friend is working in a company and that company’s one app has 10 lake downloads but now account has been terminated. So I want to know the common reasons of account termination and how can we recover a terminated account.

The reason lies in the email content itself. Google will mention the reason for ban such as copyright issue, porn, gambling, maturity ratings, policy/design violation, ads not compliant and so on. Maybe you can share more about how they monetise the app such as in-app purchase, admob…