Thanks for pointing that out. We're working on a brand new Groups product that will come out in one month. It'll have a custom signup process. For now, the way

Thanks for pointing that out. We're working on a brand new Groups product that will come out in one month. It'll have a custom signup process. For now, the way Groups sign up is like this: Sign up and then add "sub-users". It's not elegant, but it works for now. Then in a month, we'll launch something super sweet.