The article presents information on Capital One Financial Corp.'s PeopleSoft applications. The PeopleSoft enterprise resource planning (ERP) system, which serves as Capital One's backbone for financial, human resource, asset-management and supply-chain processes, supports about 18,000 users, including Capital One's 15,000 associates and some business partners. The applications are accessible via a Web portal based on BEA Systems Inc.'s technology. Capital One is exploring the possibility of partnering with ERP application service providers, now that the hard work of correcting data and linking processes is done.