The limited-use, limited-application (LU/LA) elevator is a special purpose passenger elevator used infrequently, and which is exempt from many commercial regulations and accommodations. For example, a LU/LA potentially may not necessarily be handicapped accessible, and there might only be room for a single standing passenger.

The elevator algorithm
"Top of the Rock" elevators
मर्यादित वापर/मर्यादित उपयोगाचे उद्वाहक
कल्पना