Computer programming and consulting services for the implementation and modification of standard computer software for use by a particular consumer in the acquisition of, tracking of and payment for information technology services; providing information to buyers for ordering information technology services by means of a global computer network; providing ordering services to buyers and sellers of information technology services by means of a global computer network, including order transaction routing, multiple protocol support for exchanging content and transaction information, and converting an order into the supplier’s preferred transaction protocol; and providing access to on-line interactive communication services and an interactive online database featuring information technology services and an online catalog used to order information technology services to sellers by means of a global computer network