There have been some important changes around the way Office 2016 can be deployed, so it’s time for a post to cover some of these off so that you can plan for them. The ones that I’ll focus on today include Current Branch For Business, automatic updates for subscribers, and the updated Office Deployment Kit.
First up is the Current Branch for Business (CBB), which is also the model that the Windows team is taking with Windows 10, where you can stay on what is effectively the consumer option of receiving monthly updates that include traditional security updates and fixes, for example, but also receive new features as they rolled out. With the CBB you can instead opt-in to receiving security updates separately from the feature updates. This will give you a longer time period with known capabilities, and is covered in more details here.
Read more at source: http://blogs.technet.com/b/ausoemteam/archive/2015/11/02/deploying-office-2016-to-your-customers.aspx