1. Is it possible to cancel without contacting support? 2. Is it possible to refund the last charge within 3-7 days if the account hasn't been used (without co

1. Is it possible to cancel without contacting support? 2. Is it possible to refund the last charge within 3-7 days if the account hasn't been used (without contacting support)? 3. Do you send an email before each recurring charge?