Extra, extra, read all about it! Lots of news on team news. Improve the reach of your internal communications – to individuals, the team and throughout the company. SharePoint Online promotes efficient and effective collaboration and communication throughout your intranet. When you have news to share, it should be easy to author with powerful methods of distribution and consumption for the greatest impact.
Big changes have been happening with External User sharing for SharePoint Online over the past few months now that Azure Active Directory Business to Business (Azure AD B2B) is now generally available.
SharePoint Online Global Navigation Across Site Collections, With Highlighting and Security Trimming
One common request when working with SharePoint sites is having a consistent navigation across multiple site collections.