When Harriet went away for the summer, Landry, a house painter, painted her house. He had a contract to paint a neighbor’s house but painted Harriet’s house by mistake. When Harriet returned from vacation, Landry billed her for

$3,100, which was a fair price for the work. She refused to pay. Landry claimed that she had a quasi-contractual liability for that amount. Was he correct?

Appendix