Read this small Builderall guide if you want to know how to add redirection to your thank you page.
After they subscribe to your Builderall opt in form they will next go to your thank you page.
Than you would probably like to send them to another page or another opt in form - this is when you need to add redirection link to your button.
Add redirection to your button
Ok - next right click on your button and chose

Builderall: How add redirection link to Thank you page button
Next chose WEBADDRESS and set your link to the page you want to redirect your new customer to.

Builderall: How add redirection link to Thank you page
This is it!