Abstract: A method for specifying and selecting a message to be displayed on a mobile advertising unit wherein specifying the message comprises specifying a begin location for the message, specifying the message to be displayed, and specifying an end location for the message. The message is displayed only if the mobile advertising unit arrives at the begin location before it arrives at the end location.

Abstract: A pocket door track assembly having a track with an adjustment to angle up or down the portion of the track over the doorway indepedently of a fixed portion of the track in the door pocket. The track has a flexible center portion enabling adjustment of the hanging position of the door when closed independent of the hanging position of the door when open. An adjustment screw is used to raise or lower one end of the track.

Abstract: A method to prevent freezing of water in a conduit that carries the water out of a building. The method uses a device that alternately accumulates the water in a container and then dumps it. The water is then carried to the outside of the building through a conduit. The water, being released in batches, does not have time to freeze in the conduit.

Abstract: A jaw (18) for a tractor front loader which is activated by the existing bucket cylinder (15) found on front loaders.The jaw (18) and associated parts may utilize as points of attachment the pivots at both ends of the bucket cylinder (15) found on existing loaders. The jaw (18) closes against the bucket (13) to facilitate grasping bulky objects.

Abstract: For issuance of travelers' checks, the checks themselves are provided, as is a record sheet containing validation stamps, in serial number order, corresponding to the serial numbers on the issued travelers' checks. In order for a check to be negotiable, a matching validation stamp must be affixed to the check. Removal of each validation stamp from the record sheet provides a tally of unused checks.