With all of the recent updates to Skype for Business Online there may be many questions about how it is licensed and what capabilities can be utilized based on what SKU was purchased. I recently found this new resource that can help clear much of this information up.
Read more at source: http://blogs.technet.com/b/uspartner_ts2team/archive/2015/12/31/skype-for-business-online-licensing-resource.aspx