There is an initial setup charge of $199.99 after which billing commences on a monthly basis.
The monthly charge is based on which plan is chosen. The plans and their associated charges are listed below:
| Plan | Storage | Price |
| Basic Plan | 1 - 5 GB | $29.95 |
| Advanced Plan | 6 - 15 GB | $39.95 |
| Professional Plan | 16 - 30 GB | $59.95 |
| Premium Plan | 31 - 50 GB | $99.95 |
| Enhanced Plan | 50 - 5000 GB | $99.95 + $1 Per GB over 50 GB's |
Full Microsoft Exchange Server backups/restores are included with all subscription plans. Oak Tree offers the additional capability of backing up and restoring individual mailboxes and individual emails (e.g., accidentally deleted individual emails) for $5.00 per mailbox per month. This option is recommended only for offices with a relatively large number of mailboxes.
