EN
Case-Base Reasoning (CBR) method utilizes a base of implicit knowledge, included in stored cases. The analytical subset of CBR applications covers factual advisory systems, mentioned in the paper. A presented bank product advanced search engine build by authors is contained in this class also. Banking product extension is a source of widespread information and advertisement, but many Internet portals have deficient search engines comparing to complexity of bank product selection task. Advantages of described application are setting personal preferences and weights, which can be used to delimit personal preferences. Real world data of 142 bank accounts of 27 Polish banks are used as records in the case base. CBR method includes variety of result adaptation scenarios. Presented actual searches with adaptation of results show how to apply this phase of retrieval.