Efficient Elevators Dustin Hartzler Technology August 22, 2017 1 Minute At this Marriott hotel, you pick which floor you are going to and it tells you what elevator to get it. Seems really efficient to me. Share this:TwitterFacebookLinkedInPocketLike this:Like Loading... Related Published by Dustin Hartzler View all posts by Dustin Hartzler Published August 22, 2017