Barbara Ehrenreich offers a summary of her book "Nickel and Dimed" on her official site, barbaraehrenreich.com. The summary explains what Ehrenreich set out to research and the methods she used. "Nickel and Dimed" tells about Ehrenreich's experiences as she works in some of America's lowest-paid occupations.
A detailed summary of the author's earnings and learnings from each state that she visited is available on About.com's Sociology section. The book describes how Ehrenreich adopted a persona as a homemaker rather than a best-selling author and used a consistent set of rules to find low-skill work and live off of the resulting salary.