Integrated real estate showing scheduling and key management system

A method of dispensing a key from a key kiosk comprising:

• scheduling a first appointment for showing a first real property using a showing scheduling system, said first appointment including a date, time, and user identifier;
• said showing scheduling system determining a first key kiosk containing a first set of keys associated with said first real property;
• said showing scheduling system determining whether there is a first key within said first set of keys that is available for said first appointment date and time;
• where said first key is available for said first appointment date and time, a server within said showing scheduling system automatically communicating said first appointment to said first key kiosk over the Internet, wherein said first key kiosk is adapted to:
• dispense a plurality of keys corresponding to a plurality of real properties and including said first set of keys;
• receive said first appointment from said showing scheduling system;
• authorize a first user based on said first appointment;
• where said first user is authorized, dispense said first key;
• and
• communicate to said showing scheduling system a first status of said first key as dispensed to said authorized first user from said first key kiosk;
• and
• said showing scheduling system receiving said first status of said first key.