Re: This account is currently blocked from sending messages. If you don't think you've violated the Windows Live Terms of Use, please contact customer support.
Chili pepper, post your Hotmail account here so we can check if it could still be unblocked. In the meantime, refer to this solution article to know more about the error message you got:
https://windowslivehelp.com/solutions/sendlimits/archive/2009/01/28/This-account-is-currently-blocked-from-sending-messages.aspx