The purchaser shall, within one year from the date of purchase, devote the property to its intended use, or shall commence work on the improvements thereon to devote it to such use, and if he or she fails to do so, the port commission may cancel the sale and return the money paid on the purchase price, and title to the property shall revert to the district. This remedy shall be in addition to any other remedy under the terms of the sale. No purchaser shall transfer title to such property within one year from the date of purchase.