Jason recently wrote up a simple recipe to allow membership checkout in a modal window. This allows you to create a button (in any page, post, widget) that will instantly display the membership checkout form. Read on for more information, how to set it up, and some notes.
We’re conducting a month-long experiment using OptinMonster and will soon be posting the real stats. Here’s how to implement your own Optin with Exit Intent linking to a membership checkout (including “PMPro Affiliate” tracking, too).