You will be billed the day you order and that same day at the end of your term. If you order a monthly plan on Jan 3rd, your next bill will be due and automatically processed on Feb 3rd. If you order a monthly plan your next bill will be generated and automatically processed that same date in the next year.
Some fee terminology:
Setup fee: single time fee charged at the moment a unit of specific resource is ordered or used.
Recurring fee for billing period resources: service fee for resource maintenance during the whole billing period; charged in advance the moment it is acquired and since then at the beginning of each billing period.
Usage fee: fee for each excessive GB of traffic or MB of disk space consumed over the user reserved limit; charged at the end of each billing month.
Late fee: accrued and added to an account when any previous invoice remains outstanding beyond the terms in our "TOS" (terms of service) agreement.