The document compares the eKey Basic and Display Key options. The eKey Basic allows programming lockboxes remotely via a smartphone, changing shackle codes and access times electronically. The Display Key requires bringing lockboxes to the Association for programming. The eKey Basic also allows sending buyer feedback electronically from a smartphone, while the Display Key requires using the Supra Web Management site. The eKey Basic updates nightly and charges when the smartphone charges, while the Display Key requires weekly cradle updates and hours of charging on the cradle.