When you purchase multiple licenses you can manage your licenses and assign it to other users.
1. To assign the license to a user, log into my page and click on Manage Users tab and click on Add Users.
2. Add the email of user to whom the license needs to be assigned. You can also add muliple emails, with each email on a new line. Click the 'Submit' button when your done.
3. The user you added can create an account through the desktop application using the email and will automatically be assigned with the license that you have purchased.