E-Trail DA Miner is a fully integrated data mining framework for the E-Trail Digital Archive. Implemented with open source products, the utility provides a plethora of data cube reporting, charting, and analysis operations. . E-Trail DA Miner performs an ETL process that creates a multidimensional data cube based on the emails’ metadata and text indexing information. This data cube is then used to navigate the email archive, mining it for useful trends and business intelligence gathering.