Providing temporary use of a non-downloadable web application for Back office services, namely, automated enrollment processing, deal management, rate management, advanced billing, accounting, forecasting, customer relationship management, role-based security with fully embedded segregation of duties logic, customizable integration of multiple data flows including usage and generation data, billing and payment information and detailed account information, data scrubbing prior to import and immediate access once imported, enabling real-time access to customer interactions with embedded business intelligence for reporting program results and informing future marketing activities for energy commodities and renewable product types