Mostly many people doesn't know that Facebook keeps some limits for Pages, Profiles, Groups, Friends, Events etc.

Mostly many people
doesn't know that Facebook
keeps some limits for
-Pages,
- Profiles,
-Groups,
-Friends,
-Events  etc.

Just like we can't change
a facebook profile name
after 5 times,
we can't change
our profile username
more than 1 time,
we can't change
a facebook page name
after 200 Likes,
we can't change
a facebook group name
after reaching 250members,
we can't add
more than 5000 friends
our facebook profile and it is not possibleto change the name
of an event if it has more
than 5000 people