■ The acknowledgment contains a statement certifying that the charity intends to make a significant intervening use of the vehicle, a detailed description of the intended use, the duration of that use, and a certification that the vehicle will not be sold before completion of the use. ■ The acknowledgment contains a statement certifying that the charity intends to make a material improvement to the vehicle, a detailed description of the intended material improvement and a certification that the vehicle will not be sold before completion of the improvement. .