We also offer a feature to review all referred sales before you approve them and pay out the commission. You can simply do them by following the steps below to set this up:
STEP1:
From your Admin control Dashboard please click "Referral Program" and then "Manage".
STEP2:
Now select the campaign you would like to modify.
STEP 3:
At This page you need to click on the link says Show advance settings and Check the field says "All sales from this referral program must be approved before being added"