"As a newly divorced single mom making $24,000 per year and facing down $77,000 in debt, Kumiko Love worried constantly about money. She saw what other moms had-vacations, birthday parties, a house full of furniture-and felt ashamed that she and her son lived in a small apartment and ate dinner on the floor. Worse, when her feelings began to exhaust her, she binge-shopped, reasoning that she'd feel better after a trip to the mall. On the day she needed...