You can quite easily block people and apps on Facebook.com, and chainge the settings to block certain friends or people and applications. If you are already logged in FaceBook.com , you can use this link:|
... Blocked People and Apps
jump directly to the "Manage Blocking" on FaceBook.com (... see Image 2)
Or on the side of Facebook.com "Home/Privacy Settings"
(... see Image-1)
On the "Privacy Settings" scroll down to the point of
"Blocked People and Apps"
Here you simply click on the "Manage Blocking"
Now you can block certain people on Facebook.com
(... see Image 2 arrow 1),
or unblock (... see Image 2 arrow 2)
Likewise, you can:
# Block app invites
# Block users
# Blocked apps
FAQ 2: Updated on: March 27th 2014 11:38