Please note:
To enable automatic synchronization, please setup a following command in the cron (each 5 minutes suggested):
*/5 * * * * php -q /home/nubixo/c.nubixo.com/LiquidWeb-WHMCS-Plugin-master/modules/addons/StormBilling/cron/cron.php

To enable automatic account suspension for credit billing, please setup a following command in the cron (each 3 minutes suggested):
*/3 * * * * php -q /home/nubixo/c.nubixo.com/LiquidWeb-WHMCS-Plugin-master/modules/addons/StormBilling/cron/autosuspend.php