Can you block someone on hotmail?

How can I close the hotmail for someone else as to not open with hime again as I know only the addres of the email

I mean, so that you can still send them instant messages, but so they don't appear on your profile.

I blocked someones phone number from my buddy list on aim. will they be able to aim me even if I have them blocked? and will ...

If I block and delete someone from msn, will I be removed from their contact list? If not, how will I make myself removed fro...

Okay so my sister got this number from this mexican, so I called him on my cell phone, not thinking to block my number from h...

Is it possible to block someone's number from your phone,like they can't call you at all no matter what service your using?

How do I block someone from posting photo comments on my photo albums on a social site?

Is there a way to block someone so they can't call my Cell Phone? I 'm tired of being harrased day and night.

Is there a way to tell when you call someone if they are blocking your number?

A random person texted me and now they won't leave me alone..I have boost mobile, is there a way I can block the number from ...