One reason would be the inability to charge variable prices for shipping more than one product of the same kind.    But the main reason for me is subscriptions -- to choose between dong a monthly fee and an annual fee.  ... View more

I have a contact from that has a button for a free Magazine I publish. I also have a pro version and wanted a second choice to appear.  ... View more

How do I add a second button to my contact form? ... View more