If you pay by credit card, receipts are automatically emailed to the "Bill To" address they have on file. If you use another method of payment, Box.com will email your invoice prior to the due date outlined in your contract.
You can reactivate account if:
You've canceled online within the past 120 days (account status is either "canceled" or "pending deactivation")
You are the Admin of your account
You purchased a business account plan: Starter, Business, Business Plus, Business Plus Governance, En…
Follow the troubleshoot steps. However, if your Box account was created before your email could receive inbound mail, your email was likely placed on email suppression list as a result of a hard bounce.