As a lessor, a school district governing board is authorized to let, or let with option to purchase, any land, buildings, or equipment it determines is not needed for school purposes for a term extending to the end of the expected nonuse of the land, buildings, or equipment and under any conditions it deems reasonable. All of these leases and leases with options to purchase to nonpublic agencies or individuals shall comply with the provisions of Sections 17545, 17546, 17547, and 17548.