Office 365 tenants Free Busy Information

Introduction Recently I have seen scenario’s where customer was looking for a way in Office 365 to share free busy between tenants. Nowadays, it seems to be a common ask by customers if its possible for two different organizations hosted on two different Office 365 tenants owned by two different companies to share free busy information with each other like they are used to doing with on premises Exchange. By default, all office 365 tenants have a federation trust setup

Read more