You can register new Brand Ambassador/Sales Rep by adding them manually via the form in the Admin Panel:
You need to provide the valid email address and select country of a user. Optionally you can also set a password, choose account type and assign Referring user to the new account. The new user is created after confirmation with Create account button.
New account will be visible on the Users list: yourworkspace.igni.co/panel/users/list
That's all we need for now! You will be able to set all other profile settings for the new Brand Ambassador/Sales Rep right away after creating his account.