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If the vehicle being booked requires approval, then the booking is created with a status of 'Unapproved' and an approval request email is sent to the either the vehicle custodian if one is assigned to the vehicle, or, if not, the booking administrators. Note that all Booking Administrators will get an approval request email.
If a vehicle has a Custodian assigned, they the Custodian will receive the approval email instead of the Booking Administrators.
When an approved booking is edited, it will be reverted to unapproved and another approval request email will be sent to the approver if any of the following details of the booking are changed:
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