Sharepoint Site Mailboxes being removed
https://techcommunity.microsoft.com/t5/Change-Alerts/Site-Mailboxes-being-removed/m-p/42597
https://techcommunity.microsoft.com/t5/Change-Alerts/Site-Mailboxes-being-removed/m-p/42597
https://blogs.technet.microsoft.com/enterprisemobility/2017/01/31/new-enhanced-access-controls-in-azure-ad-tenant-restrictions-is-now-generally-available/
https://www.neowin.net/news/a-new-office-insider-preview-is-available-for-windows-desktop-users—heres-whats-new
https://www.microsoft.com/en-us/download/details.aspx?id=54683
https://www.neowin.net/news/microsoft-authenticator-now-supports-phone-sign-in-on-ios-and-android
http://www.cmswire.com/digital-workplace/microsoft-teams-and-yammer-why-the-two-are-fundamentally-different/
https://flow.microsoft.com/en-us/blog/button-user-inputs
https://blogs.office.com/2017/01/30/microsoft-teams-gains-steam
http://sharepointmaven.com/why-you-should-care-about-sharepoint-site-assets-library/
http://sharepointmaven.com/5-ways-new-document-library-sharepoint-will-improve-collaboration/
https://veenstra.me.uk/2017/01/17/office-365-which-version-have-i-got/
https://developer.yammer.com/blog/edit-posts-whats-changing-whats-staying-the-same
https://redmondmag.com/articles/2017/01/26/microsoft-announces-office-365-changes.aspx?m=1
https://blogs.msdn.microsoft.com/ukschools/2017/01/27/new-features-for-educators-in-microsoft-forms