How to add more users to your free Office 365 Developer tenant

One of the benefits of having MSDN subscription is to get a free Developer Office 365 tenant with 25 users. The challenge is that you have to go through some fiddling before you can be able to add more users into your tenant. Below is a screenshot that you can click to see how you can add more users into your shinny O365 tenant.

add-O365-users