Systems, methods, and devices for the automated, community-based exchange of procurement documents. In some embodiments, there may be different sets of rules for each of a number of different communities of trading partners. Each set of rules may be made up of rules data for the automated exchange of procurement documents in respective communities. By way of example, a host trading partner may select the rules for exchange of procurement documents for a community. Invited trading partners may register for the community, and rules for the community may then be distributed to the registered trading partners.