To add credits to System 21, use the following procedure and documents:
- Double click on the System 21 icon on your desktop
- Click OK
- Click Accept
- Click System Administration
- Type wcs as the password
- Click Credit Maintenance
- Select the program you would like to add credits to, System 21 or Quizmaker (GAP Analysis)
- Click Add Credits
- Carefully write down the Request Code
- Contact WCS for adding credits to your account +1-713-849-7400 - credits@wellcontrol.com.