Gettting started with GroupChat Deep-Dive ? Useful Pointers recently added.
I had questions from engineers and customers around a good start for GroupChat Deep-Dive.
https://technet.microsoft.com/en-us/library/ee303783(office.13).aspx
This is a very recent addition, which gives a good Overview.
Group Chat Call Flows are outlined and explained here:
https://technet.microsoft.com/en-us/library/ee323524(office.13).aspx
Hope this is useful to all.