I think this would appeal to alot. Most homes have steps rather then ramps! These are so much easier and more conducsive to pets, aging folks and moving furnitaure in. If you could show on this for class and I bet get more in on cob to do for your courses! (frame @ bottom then I figure Cinder blocks under toward door) @Sir Cobalot elelliot @Matt Brna @Aziel Fearon 1. Feature a movable 1- use wood pieces & hinge. 2. Permanent type