Mo. Rev. Stat. § 415.405: Definitions.

As used in sections 415.400 to 415.425, the following terms shall mean:

(1) "Default" , the failure to perform on time any obligation or duty set forth in a rental agreement;

(2) "Electronic mail" , an electronic message or an executable program or computer file that contains an image of a message that is transmitted between two or more computers or electronic terminals and includes electronic messages that are transmitted within or between computer networks;

(3) "Last known address" , that postal address or electronic mail address provided by the occupant in the latest rental agreement or the postal or electronic mail address provided by the occupant in a subsequent written notice of a change of address, one of which may be designated in writing by the occupant as the preferred method of contact which shall be used by the operator;

(4) "Leased space" , the individual storage space at the self-service facility which is rented to an occupant pursuant to a rental agreement;

(5) "No commercial value" , includes but not limited to any property offered for sale in a commercially reasonable manner that receives no bid or offer;

(6) "Occupant" , a person, lessee, sublessee, successor or assignee entitled to the use of a leased space at a self-service storage facility under a rental agreement;

(7) "Operator" , the owner, operator, lessor or sublessor of a self-service storage facility, or an agent or any other person authorized to manage the facility; except that, the term "operator" does not include a warehouseman, unless the operator issues a warehouse receipt, bill of lading, or other document of title for the personal property stored;

(8) "Personal property" , movable property which is not affixed to land, including, but not limited to, goods, wares, merchandise, motor vehicles, watercraft, household items, and furnishings;

(9) "Private sale" , a sale negotiated and concluded directly between the buyer and seller;

(10) "Public sale" , a sale made after public notice and includes but is not limited to a sale at the self-service storage facility or a sale conducted online at a publicly accessible website;

(11) "Rental agreement" , any written contract or agreement that establishes or modifies the terms, conditions or rules concerning the use and occupancy of a self-service storage facility, which is signed by the occupant and the operator;

(12) "Self-service storage facility" , any real property used for renting or leasing individual storage spaces in which the occupants themselves customarily store and remove their own personal property on a self-service basis;

(13) "Verified mail" , any method of mailing that is offered by the United States Postal Service or private delivery service that provides evidence of mailing.