Hi,
http://search.msn.com/docs/submit.aspx
https://support.live.com/eform.aspx?productKey=wlsearch&page=wlsupport_home_options_form_byemail&ct=eformts
Cheers!
I haven't been able to get the first link work for me in ages. Everytime I submit a link, it just refreshes the page with a different security image despite entering it correctly. Gave up on the ninth try.