Native Federation for 1:1 Chats
https://www.lync.se/2019/12/native-federation-for-11-chats/
https://www.lync.se/2019/12/native-federation-for-11-chats/
Microsoft Fixes Irritation in Skype for Business Online PowerShell Module
https://techcommunity.microsoft.com/t5/Yammer-Blog/Manage-your-Skype-to-Microsoft-Teams-transition-with-Yammer/ba-p/834845
https://techcommunity.microsoft.com/t5/Microsoft-Teams-Blog/Meetings-First-brings-Microsoft-Teams-meetings-to-Skype-for/ba-p/828340
Skype for Business and Teams features comparison table
https://techcommunity.microsoft.com/t5/Microsoft-Teams-Blog/Skype-for-Business-Online-to-Be-Retired-in-2021/ba-p/777833
https://erwinbierens.com/post/2019-04-18-get-the-hell-out-of-islandsmode/
In Teams Only, Skype for Business always prompts Join Meeting Audio choice
Scheduling a Skype for Business Meeting in Teams Only Mode with Skype for Business Web Scheduler
https://lucavitali.wordpress.com/2017/10/01/sfb-teams-features-comparison-table/amp/
What is the date customers have to move from Skype for Business to Microsoft Teams?
https://techcommunity.microsoft.com/t5/Microsoft-Teams-Blog/Introducing-Microsoft-Teams-Rooms/ba-p/323848
https://erwinbierens.com/skype-for-business-and-microsoft-teams-network-testing/
Enabling Skype for Business in a new Teams-Only Office 365 Tenant