1. A vendor organization/client organization data network storing data relating to work done by vendor organizations among a plurality of vendor organizations for client organizations among a plurality of client organizations, wherein each vendor organization provides services to client organizations of the vendor organization, the network comprising: a plurality of database servers, each database server of the plurality of database servers comprising: a vendor organization database containing client organization-independent vendor organization data for each and every vendor organization of the plurality of vendor organizations, the vendor organization database being replicated between the plurality of database servers, so that each of the plurality of database servers stores a copy of the vendor organization database; a plurality of individual client organization databases, each individual client organization database containing client organization information for a single client organization among the plurality of client organizations, client organization information for each client organization of the plurality of client organizations being contained by exactly one individual client organization database on exactly one database server of the plurality of database servers; and a vendor user credentials database configured to store vendor user access information, wherein the vendor user access information is used to authenticate the vendor user; and upon the vendor user being authenticated, permitting the vendor user to modify the vendor organization database wherein the modification to the vendor organization database is propagated to the copies of the vendor organization database stored on each of the plurality of database servers.