I have a hotmail email address. I compose my mail useing MS outlook. when i send the mail to my contacts useing my macbook air,my contacts tell me there have not received the mail.
when i send the same message with my ipad or iphone no problem my contacts receive the mail.
what is the problem?
MacBook Air, Mac OS X (10.7.5), iphone 5 iphone 4s mini ipad ipad 3