New Users can be created by clicking on the Users tab on the top right hand side under the profile view. Thereafter click on "Add User" which will bring you to the page to create new users. Thereafter click on "Add User" which will bring you to the page to create new users. The mandatory columns to be filled are marked via a star (*) mark.
There are certain user roles that can be assigned to the user:
Admin - gives full rights to the platform
Account Manager - will let you access to everything (including Billing feature) except setting and users tab.
Billing Manager - gets access to the Billing feature and view rights and executive rights (triggering invoices etc.
Settings Manager - gives you access to only settings tab
User Manager - gives you access to editing and adding users.
Note: A user can be assigned multiples roles at the same time. You must set a default password at the time of creating a new user. You can find more details on each of the user roles in the attachments.