The commissioner shall endeavor to secure employment for eligible inmates under this article, subject to the following:
(1) Such employment must be at a wage at least as high as the prevailing wage for similar work in the area or community where the work is performed and in accordance with the prevailing working conditions in such an area;
(2) Such employment shall not result in the displacement of employed workers;
(3) Inmates eligible for work release shall not be employed as strikebreakers or in impairing any existing contracts; and
(4) Exploitation of eligible prisoners, in any form, is prohibited either as it might affect the community, the inmates or the board.