The above reason (posting friend requests to unknown persons) is one such reason as to why you have been blocked by Facebook. However, there are many others. For example, attempting to hack, posting illegal material or offensive material or breaching their Terms and conditions in one way or another.
Answers & Comments
Because you send many friend request to unknown person.....
The above reason (posting friend requests to unknown persons) is one such reason as to why you have been blocked by Facebook. However, there are many others.
For example, attempting to hack, posting illegal material or offensive material or breaching their Terms and conditions in one way or another.
http://www.chitchat.org.uk/english/facebook-faq/why-has-facebook-locked-my-profile