(2) If the Agency does not purchase the mobile home as real estate but the owner is determined to be displaced from the mobile home and eligible for a replacement housing payment based on paragraph (a)(1)(iii) of this section, the eligible price differential payment for the purchase of a comparable replacement mobile home, is the lesser of the displaced mobile homeowner's net cost to purchase a replacement mobile home (i.e., purchase price of the replacement mobile home less trade-in or sale proceeds of the displacement mobile home); or, the cost of the Agency's selected comparable mobile home less the Agency's estimate of the salvage or trade-in value for the mobile home from which the person is displaced.