The governing body shall begin and continue to accept applications for new tuition unit contracts and authorize the sale of new tuition units by July 1, 2018. Upon reopening the advanced college tuition payment program, in any year in which the total annual sale of tuition units is below five hundred thousand, the governing body shall determine how to reinvigorate the advanced college tuition payment program to incentivize Washingtonians to enter into tuition unit contracts and purchase tuition units.