Purchase upgrade from CREV
To upgrade your CREV account to include GTO+, please transfer $50 to email@example.com
If you experience any difficulties, then please contact support.
Terms and conditions regarding upgrades
This upgrade is only required for users who purchased CREV before 1/1/2015.
Purchasing an upgrade will upgrade all licenses in your account, including second licenses.
The upgrade is life-time and does not expire.