How best to use college entrance test score information in making decisions that affect both students and institutions is a complex issue. This booklet offers guidelines developed by member councils and panels of the College Board on the appropriate uses of test scores. The guidelines describe how the College Board interprets its own responsibilities in relation to the public and its user clientele and what additional responsibilities it believes the users of these services have. Guidelines address schools, colleges, and scholarship agencies; and test score use for counseling, for student recruitment, for student selection (by individual colleges or by state systems or groups of colleges), and for placement and credit purposes. The booklet cautions users of test data about the limitations of tests, (including the importance of using test results along with other relevant information. Users are further advised to consider carefully the consequences to those tested and to guard specifically against using tests to serve purposes they are neither intended to serve or capable of serving. Seven examples of misuses of the Scholastic Aptitude Tests (SAT) or other College Board tests are given. (BS)