I have a domain : surfaceint.com and I have created one email a/c, i.e., *** Email address is removed for privacy ***. And same I have configured in Microsoft Outlook 2007, But it every day gives me an error that, 

Please sign in to your Outlook.com account.

I am really fed off by this error, however, I have already added my mob. nos. and verified my account. This is really a very serious problem. Plz have a look into this matter and solve at earliest.

Waiting for your positive response.

_Thanks