The purpose of these guidelines is to highlight proper and beneficial uses of College Board test scores and related data and to caution against uses that are inappropriate. The guidelines describe the College Board's responsibilities and those of users of the test scores. Other topics addressed include: use of test scores in counseling, recruiting of students, college admissions, placement and credit; and avoiding the misuse of test scores. The use of aggregate scores is also addressed to clarify the appropriate use of average scores and other aggregate score data and to describe the limitations of using average scores to compare the overall effectiveness of educational institutions. Names of members of the Council on Entrance Services are also provided. (KM)