The State licensing agency shall ensure that effective programs of vocational and other training services, including personal and vocational adjustment, books, tools, and other training materials, shall be provided to blind individuals as vocational rehabilitation services under the Rehabilitation Act of 1973 (Pub. L. 93-112), as amended by the Rehabilitation Act Amendments of 1974 (Pub. L. 93-516). Such programs shall include on-the-job training in all aspects of vending facility operation for blind persons with the capacity to operate a vending facility, and upward mobility training (including further education and additional training or retraining for improved work opportunities) for all blind licensees. The State licensing agency shall further ensure that post-employment services shall be provided to blind vendors as vocational rehabilitation services as necessary to assure that the maximum vocational potential of such vendors is achieved and suitable employment is maintained within the State's vending facility program.