Navigate to the ‘Access Information’ section of the listing worksheet and under ‘Access Details’ select Supra iBox from the drop-down menu.
The serial number is provided by Supra and is used to activate your lockbox with ShowingTime. Please refer to the Supra site for additional details on how to obtain this.
The CBS code (Call Before Showing) allows the listing agent to control key box access by requiring the buyer's agent to call for authorization before opening the key box.
Not all Lockboxes require a CBS code.
Supra > Documents > Supra Web Guide for Offices