#Yahoo
Read :http://help.yahoo.com/l/us/yahoo/mail/postmaster/index.html
fix: http://help.yahoo.com/l/us/yahoo/mail/postmaster/defer.html

#Hotmail
1. https://postmaster.live.com/snds/addnetwork.aspx
2. https://support.msn.com/eform.aspx?productKey=senderid&ct=eformts

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