There are many Muslims who use Facebook.
Yusuf Estes, an Islamic Preach, has described the answer in this video link below. In short it is allowed.
Muslims are not allowed in Vatican City.
yes Muslims are allowed agent gelatine.
There are truly no reasons as to why FaceBook should not be allowed.
.................... ermm.. No, Muslims are not allowed to kill (or in other words, taking a life)
Muslims are allowed to eat meat with bones (but of course not eating bones). Refer to question below for what meat allowed for Muslims to eat.
No, non-Muslims are not allowed in Mecca, as it is considered a holy city for Muslims and entry is restricted to followers of Islam.
All kinds of sea food are allowed for Muslims to eat.
Non-Muslims are not allowed in Mecca because it is considered the holiest city in Islam and only Muslims are allowed to enter to preserve its sanctity and religious significance.
NO!
There are truly no reasons as to why FaceBook should not be allowed.
Not allowed for Christians, normal for Muslims.