Outline:
Warning message purporting to be from the Facebook Ads Team claims that your account has been found in violation of terms of service and will be closed for safety reasons.

Brief Analysis:
The message is not from Facebook and the claim that your account is about to be closed is untrue. The message is a phishing scam designed to steal your Facebook account login credentials as well as your credit card details and other personal information.

Continued:
http://www.hoax-slayer.net/account-in-violation-of-terms-of-service-facebook-phishing-scam/