Abstract: At least one computer-readable medium on which are stored instructions that, when executed by one or more processing devices, enable the one or more processing devices to perform a method. The method includes the steps of providing over a network a request for first information from a second service provider at a job site characterizing a first service provided by a first service provider at the job site, receiving over the network from the second service provider the first information, providing over the network a request for second information from a third service provider at the job site characterizing a second service provided by the second service provider at the job site, and receiving over the network from the third service provider the second information.