A homeowner orally contracted to buy some custom-made parts that the homeowner will use to build a retaining wall in the homeowner's back yard. The contract price for these materials was $2,000. The buyer refused to take delivery even though the materials were conforming. The seller is unable to sell these parts to anyone else because they were individually designed for the homeowner. In a lawsuit against the homeowner by the seller of the parts, which of the following is true?