To reduce the space demand required by stairways and also the installation and maintenance costs of an elevator, get the Pedalvator.The Pedalvator also comes equiped with special 'moving day' gears that let you slowly lift heavy loads without endangering yourself and others.-- Zimmy, Jun 21 2003 Can I install the optional electric motor to pedal the bike that powers the lift for me?-- Cedar Park, Jun 21 2003 Also an escalator that is driven by a stair climber?-- FarmerJohn, Jun 21 2003 Good for emergencies.-- Great Satan, Jun 21 2003 Told ya we should have taken the stairs.-- 2 fries shy of a happy meal, Jun 21 2003 halfbakery