Patent ID: 7747643

Claim:
An installed base data hub comprising: a data repository configured to store installed base data for an enterprise, the installed base data including first information representative of at least one customer of the enterprise and second information representative of one or more products purchased by the at least one customer; a data librarian module configured to cleanse the installed base data, wherein the cleansing comprises: receiving a first piece of installed base data from a first spoke system in a plurality of spoke systems, receiving a second piece of installed base data from a second spoke system in the plurality of spoke systems; determining a conflict between the first piece of installed base data and the second piece of installed base data; and determining a resolution to the conflict based upon one or more predefined rules; a security module configured to manage access to the data repository; a subscription interface configured to enable one or more of the plurality of spoke systems to read data from the data repository; and a publication interface configured to enable one or more of the plurality of spoke systems to write data into the data repository, wherein at least one of the plurality of spoke systems is external to the enterprise.