Of group and program / data on experiences in work / attitude towards training / group inquiry kind of program / contentment with it / interests of boss and of parents in participating in training of respondent / opinion about group during discussion / individual inquiry first, second and third time data on work, contentment, interest, membership trade-union / attitude towards leader of the training group / preferred members of the group / motivation of participating in training course / data on courses chosen / expectations / opinion of parents / attitude towards social problems / relation between employers and employees / second, third time changing of job, changing of group, contentment with program of group / third time contentment with training course last year, opinion on present course, group and program. Background variables: basic characteristics/ occupation/employment/ education/ readership, mass media, and 'cultural' exposure/ organizational membership