With the rise of security-conscious building’s Groundfloor™ has developed a double-sided locker. Double-sided lockers allow for deliveries to be made without access to the interior of a property. The delivery driver delivers in the same method that they would for a standard Groundfloor™ locker, however, collection is made by the recipient via a rear-facing door, without the need for the delivery driver to gain internal access, nor the recipient to leave the secure area.