When you directly refer a PRO or PRO Platinum customer you automatically earn the bonus. As long as you maintain a direct customer referral on the books you will keep the 5-level bonus.

You can also earn the bonus by upgrading your own Webtalk account. When you upgrade your Webtalk subscription and become a PRO or PRO Platinum customer you instantly earn the bonus!* This not only qualifies you, but also ensures you maintain the bonus active! 

                         - OR -                           

*Excludes Rewards PRO subscriptions offered exclusively to Rewards Members.