Collaboration and people in conference with skype for business

[Adair Junior]

In the Surface hub the conference using Skype, does screen sharing make collaboration available to participants? We both make notes on the file.
How many people can I stay in conference for Skype for business?

[#2]

Only one can controll screen at the time, if you share your dispaly in a meeting.

A bether way to cooperate on documents is this way:
https://support.office.com/en-us/article/Collaborate-on-Word-documents-with-real-time-co-authoring-7...

You can have up to 250 participants in one meeting.