Instructions to install Ozow WHMCS plugin:
- Extract the plugin zip file and copy the "modules" folder to your site's WHMCS root directory
- Login to WHMCS admin
- Click on the "Setup" -> "Payments" -> "Payment Gateways"
- Click on the "All Payment Gateways" tab
- Click on the "Ozow Secure Payments" option
- Populate your merchant details and click the "Save Changes" button

*Payments made in test mode will not affect the payment status of the invoice but a message will be logged to the gateway log indicating that the only reason the invoice wasn't marked as paid was because the gateway is in test mode.