Microsoft is expanding its Office Insider Program for iOS with the addition of Outlook for iPhone and iPad.
If you are an enthusiastic Outlook user and want to be the first to experience the new features first hand and most of all, provide feedback to the team, sign up for the opportunity here
However, you might have to hurry up as Microsoft will largely offer spots on a first come first serve basis. In case there is not much active participation from you after enroll, the team might remove you and make way for those on the waiting list an opportunity to participate.
For more information about the Office Insider Program, please visit: https://office.com/insiders