A computerized, web-based system and method provides and distributes services required for complex sales such as real estate, insurance and other multi-component transactions. The typical real estate transaction is quite complex, requiring many different parties to supply pieces of the transaction under tight deadlines. A central computerized clearinghouse (and more) for such services includes personalized membership, intelligent form completion, intelligent order routing, order history and up-to-date process status, system utilities such as bulletin boards and directories, advanced system administration features, an active response system, automated server services, and integrated contract handling.