Migration to Office 365, a Case Study on Security and Administration in the Non-profit Sector

A non-profit serves a mixed community of staff and volunteers. Its email archiving and spam filter services were going to reach the end of life in January 2017. Generous charity pricing for Office 365 from Microsoft was an incentive to move away from the existing hosted Exchange platform. The company needed to develop a strategy for migration to Microsoft Office 365. It had to upgrade Microsoft Office software as well as migrate email. How could it accomplish the transition as well as maintain or improve security?