Successful expert systems
Countrywide Funding Corporation in Pasadena, California, uses expert system to improve decisions about granting loans
Con-Way Transportation built expert system to automate and optimize planning of overnight shipment routes for nationwide freight-trucking business
Most expert systems deal with problems of classification
Have relatively few alternative outcomes
Possible outcomes are known in advance
Many expert systems require large, lengthy, and expensive development and maintenance efforts
Hiring or training more experts may be less expensive