05-30-2010, 02:59 PM
Ralph, check out the article if you get a chance. It's a great idea, and as you mention, a take-off on the thumbtack system. Depending on routing, an individual car may have several sticky flags, with the current move stuck on top of the foloowing move, etc. After each move, the flag is peeled off leaving a new flag with the new destination.
Three Foot Rule In Effect At All Times