Last week, we looked at how some banks were canceling consumer credit cards without warning and how consumers could avoid it by using their cards more. That discussion sparked a debate about whether people can get by without credit cards at all. We speak to three people who are doing just that: Joel Westendorf of Los Angeles, California; and Andrea Hermitt of Atlanta, Georgia. Takeaway contributor Beth Kobliner lays out some of the logistical benefits and drawbacks of life without plastic.

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