Short Video - Report Spam & Phishing
This video will help on submitting false negative, false positive spam and even messages to Microsoft for analysis.
[embed]https://youtu.be/6n6svBJJPO4[/embed]
For additional Info: https://technet.microsoft.com/en-us/library/jj200769%28v=exchg.150%29.aspx?f=255&MSPPError=-2147217396