- 51 - selected is approved by the State Board and is a member of the appropriate vocational department of an approved institution of higher learning. It shall be the responsibility of the State Board for Vocational Education to establish close coordination between teacher training and teacher certification. 4.11 Pre-Service Teacher Training. Approved teacher-training institutions will provide pre-service teacher training for those who have the necessary business, distributive and cooperative occupational experience and who are preparing for teaching through the same courses and instruction pro- vided for in-service teachers. For prospective teachers who have been offered positions but who lack the basic teacher training required for initial certification, a teacher apprenticeship will be provided. This apprenticeship will consist of observation of instruction, practice teaching, and directed study under the supervision of an approved business, distributive and cooperative teacher trainer serving on the staff of an approved institution of higher learning. Pre-service teacher training for part-time teachers may be conducted by local boards of public instruction through qualified supervisors. Such training will not be for college or certification credit and may be of an informal type. 4.12 In-Service Teacher Training. In-service teacher training, including non-credit and credit work, may be provided for teachers, coordinators, and supervisors in keeping with provisions outlined in "Administrative Policies and Pro- cedures Covering State Board and Approved Vocational Education Institutions". In-service teacher training for part-time teachers may be conducted by local boards of public instruction through qualified supervisors. Such training will not be for college or certification credit and may be of an informal type. 4.2 Requirements for Enrollment in Teacher-Training Courses. Individuals preparing to be teacher-coordinators or evening and part-time extension instructors shall have the same occupational experience as that required for teacher-coordinators in 2. 52-3 of this Section either before or by the time they have completed the training program,or they will obtain such experience as a part