> You must be able to cancel subscriptions from the same website that you created it from. More to the point, it should be required that canceling/downgrading

> You must be able to cancel subscriptions from the same website that you created it from. More to the point, it should be required that canceling/downgrading is as easy as or easier than signing up/upgrading. Want to offer 1-click-buy, you also need to offer 1-click-cancel.