How to unblock someone on fb?

If I block someone from my FB and then I deactivate my account, and then reactivate it. Do they get unblocked automatically or should I unblock them ?? Or, the blocked list remains the same ??

ok here´s the thing i blocked someone from fb so i unblocked him back, does that mean i have to had him back so he can show up in my added list or i just need to unblock him and he´ll show up right the way like if he weren´t out of...

I was blocked on fb. But every other hour I can still see his profile in my inbox. I can even click on his page and see it. Then after i refresh it comes up error. This happens almost every hour . What does this mean am I blocked or unblocked. Because...

I have noticed that sometimes I may make a simple comment or ask a question on a friend's FB page and one of their friends decides it is an insult to them and goes on the attack using that person's FB wall as a forum to suddenly attack my character....

I want to unblock someone but I also do not want to see theIr name in my unblock list; as I want to block them from every aspect of my life so I would like not to see their name in my unblock list. I know the processing of unblocking but wondered if...

We are going to launch a service into private beta soon.  I'm contemplating allowing signups using either their email address or their FB account.  If they use their FB account, does it: 1) automatically set them to follow us on our FB Page? 2) allow...