When you perform a move out or move in inspection, you change the key. It's super easy. The reset tool can fit in your wallet or glove compartment. It's a big change versus having to change the cylinder as in the past. Having to manage a load of electronic locks is likely more costly. Again, this is long-term rentals not short-term.
As for self-tours, they make electronic lockboxes. They've been around forever and used by every MLS.
As for self-tours, they make electronic lockboxes. They've been around forever and used by every MLS.