Can I cancel at any time?

Yes, you may log in with the same account on several devices and/or with different people. Just note that, when you visit a lesson or

That’s correct. You don’t need to do anything else. When you cancel a subscription, its status changes to “Cancelled Renewals”. That means that the subscription

Yes, you may switch plans. Anyway, I wouldn’t worry about that because there’s a 30-day money-back guarantee.