Announcing the Microsoft Planner mobile app for iPhone and Android
https://blogs.office.com/2017/05/31/announcing-the-microsoft-planner-mobile-app-for-iphone-and-android/
https://blogs.office.com/2017/05/31/announcing-the-microsoft-planner-mobile-app-for-iphone-and-android/
http://www.sharepointfire.com/2017/05/powershell-office365-groups-tool/
https://joannecklein.com/2017/05/30/o365-data-governance-and-retention-a-measured-approach/
http://www.jasperoosterveld.com/2017/05/office-365-update-microsoft-stream-general-availability/
https://flow.microsoft.com/en-us/blog/announcing-the-microsoft-flow-webinar-and-video-gallery
https://joannecklein.com/2017/05/29/o365-retention-policies-labels-optional/
https://onenote2016.wordpress.com/2017/05/28/one-week-with-onenote-for-w10/
https://blogs.office.com/2017/05/23/office-365-may-news-exciting-new-value-coming-with-the-new-surface-pro/
https://flow.microsoft.com/en-us/blog/introducing-the-microsoft-teams-connector-for-flow/
https://techcommunity.microsoft.com/t5/OneDrive-Blog/Announcing-Microsoft-Flow-for-OneDrive-For-Business/ba-p/71986
https://support.office.com/en-us/article/Amazing-journeys-with-Office-365-a9b567c5-fba6-4943-b087-cd084741bb37?ui=en-US&rs=en-US&ad=US&utm_source=Direct
https://www.neowin.net/news/microsoft-says-that-new-enterprise-features-for-windows-10-mobile-are-coming-this-summer
https://blogs.office.com/2017/05/22/announcing-the-public-preview-of-the-office-365-adoption-content-pack-in-powerbi/
http://msexperttalk.com/office-365-share-free-busy-tenants
https://flow.microsoft.com/en-us/blog/planner-community-and-licenses/