One of Mei-ling's friends, Curtis Lesperance, runs a coffee shop where he sells specialty coffees and prepares and sells muffins and cookies. He is eager to buy one of Mei-ling's fi ne European mixers, which would enable him to make larger batches of muffins and cookies. However, Curtis cannot afford to pay for the mixer for at least 30 days. He asks Mei-ling if she would be willing to sell him the mixer on credit. Mei-ling comes to you for advice.