1. A method to facilitate propagating a plurality of transaction listings to a network-based transaction facility, the method including: presenting at a seller application an input interface to receive from a user a plurality of transaction listings and a plurality of associated start times, each transaction listing respectively corresponding to one of the associated start times, one of the plurality of transaction listings corresponding to an associated start time after which an item that corresponds to the one of the plurality of transaction listings is to be listed as available for purchase; composing a data file at the seller application to include the plurality of transaction listings; propagating the data file, using the seller application, from the client computer to the network-based transaction facility; and updating, using the seller application, the transaction listings after the propagating of the data file to the network-based transaction facility and before the associated start time, the updating of the transaction listings including generating updates to the transaction listings offline and propagating the updates to the network-based transaction facility, the updates collectively including a plurality of rescheduled start times, each of the rescheduled start times respectively corresponding to one of the plurality of transaction listings, the seller application being executed by a processor of a machine.