Thanks! The Preorder works on the button, surprisingly. It's the "add to cart" plain text that appears under it that is the problem.

Thank you! Unfortunately, that still didn't work  I don't know what's going on. Here's the code BEFORE where I'm inserting this. I notice there is an error popping up, BUT it does look perfectly fine on my site regardless: When I add the code you se...

I just tried that and it doesn't fix it on the Preorder button. It also adds the rogue "add to cart" text into the non-preorder product.   

Hi!  I've tried using Preorder apps so that I can put specific products on preorder. However, they seem to block me from selling those products on any channels except my site (FB/Instagram, for example). SO, I've decided to just change the button add...