In the course of conducting activities of the Canadian Air Transport Security Authority (CATSA), personal information may be accumulated which is not described in personal information banks. This might include requests for information, offers of services, general correspondence and enquiries. This information is stored as part of the general subject files, where records are not stored in a manner that is designed to be retrieved by name of individuals or other personal identifier. This form of information is retrievable only if specifics are provided concerning the subject matter, related program activity or the approximate date on which the information would have been received by CATSA.