1. A computer product for analyzing data representative of account usage, the computer product disposed on a computer readable medium and including instructions for causing a process to: provide a data classifier, provide a rule inducer, provide to the data classifier the data representative of account usage, wherein the data classifier produces in response to the data representative of account usage, classification outputs, provide to the rule inducer: input data based on the data representative of account usage, and the classification outputs, wherein the rule inducer produces rules descriptive of relationships between the data representative of account usage and the classification outputs.