2) Go to "Account" tab >> "User Management"
3) Click on the "Add User" button under "Manage Users in Account Management
4) Enter the user Email id of the user you wish to provide the access to, select the Timezone, provide the User Privilege (i.e, role that you wish to provide to the user), add the sites for which you wish to provide the access to the user.
5) Click on "Save Changes"
NOTE : The registered email ID will receive an email for verification. User will be provided a password in the email to access the portal with the user privileges provided