This chapter of the "Biennial Survey of Education in the United States, 1928-1930" focuses on the following topic areas as they relate to commercial education: (1) Introduction; (2) Trends revealed by enrollment statistics; (3) Research basis for objectives; (4) Commercial occupation surveys; (5) Office equipment surveys; (6) Job analyses; (7) Significant developments in the secondary schools; (8) Recent surveys of commercial education; (9) Contents in commercial subjects; (10) Developments in city and State supervision; (11) The private business schools; (12) The junior colleges; (13) Training and certification of commercial teachers; (14) Commercial teachers' associations and conferences; (15) University education for business; and (16) Conclusion. (Contains 36 footnotes.) [Best copy available has been provided.]