- Manipulate the referral id on mybb forums.

1 - Find a mybb forum and register
2 - Go to https://mybb-site.cc/usercp.php
3 - Copy the url after "To refer a member to this board, direct them to"
4 - Change url path /member.php? to /index.php?
5 - Erase action=register and leave only referrer= with the number
6 - Send users to register on your link

[REDIRECT THE REFERRAL TO FORUM HOMEPAGE]
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- Manipulate the referral id on xenforo forums.
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- Manipulate the referral id on Invision Community forums.

1 - Find a Invision Community forum and register
2 - Go to https://invision-site.cc/index.php?/settings/referrals/
3 - Collect and share the link

[CAN USE REFERRAL TO NAVIGATE TO ANY PAGE FROM THE FORUM]