You don't need an invitation. I got the JUMP app from the app store and was good to go. Their app is really good. I don't know why I'd want to use the Uber app

You don't need an invitation. I got the JUMP app from the app store and was good to go. Their app is really good. I don't know why I'd want to use the Uber app for this, but I joined the waitlist to try it.