The team at Sumatra feels it is time to update one of our most popular posts ever, Shared Calendars in Exchange 2007 sp1, for the Cloud Era of Office 365.
There are two methods for doing this: Client-side and Server-Side. We're going to deal with each in separate blog posts.
You might think that since we did this for Exchange 2007 in the year 2008 of the Common Era that this should be a simple matter of a few well-pointed clicks in a graphical user interface. It HAS become easier.
Let's look at Client-Side (i.e., End User-Side) first from the perspective of a user in OWA (the process from Outlook is not exactly the same, but you'll get the idea)
First create a secondary calendar: