What I want to do is capture a url parameter and save it to a user friendly exportable database. Ideally Id love to do this with wordpress.
The KEY element here is I want this to happen on page load.
Im effectively trying to create a opt out database page.
So if I send someone a message and I give them link to opt out of future messages, I want them to be able to click the link and it adds them to the database without having to do anything else, then redirect them to a page of my…