 Namely, that it applies to "any product" sold new or used, including real estate, whereas lemon laws typically only apply to new automobiles.In fact, Louisiana does also have a separate lemon law of its own, which like others applies exclusively to automobiles.If the buyer can prove that the seller knew of the existence of the defect in the product but sold it anyway, he may be entitled not only to return of the purchase price, but to replacement of any expenses caused by the sale, reasonable attorney fees and damage resulting from use of the defective product.