A storage unit for the drop-off, delivery, and pick-up of personal garments includes a plurality of apparel totes, each sized to enclose a plurality of apparel items on hangers, each including a machine-readable medium carrying a tote identifier code, and each configured with an access panel to allow deposit and retrieval of apparel items on hangers. A multi-layer conveyor system selectively moves apparel totes to and from a pre-defined customer access position and to and from a plurality of storage positions on each of at least two horizontal storage layers.