Half had four or more. Borrowers who do not pay their card debt in full each month have to pay interest on whatever balance remains.

VOA: special.2009.05.28

Fatih Terim's second reign as Turkey coach came to an end with a comfortable, if unspectacular, 2-0 victory over Group Five's basement side Armenia, despite being reduced to 10 men after Ceyhun Gulselam's first-half red card.

CNN: Podolski spares German blushes against Finns

Even though the sample card was half of the size of an actual Social Security card, was written in red, and had Specimen written in bold (see above), many people mistakenly thought it was their own Social Security number.

FORBES: Tax Trivia Giveaway #4: Social Security Numbers

The survey revealed that nearly half of credit card holders either do not bother to open their statements or give them only a cursory glance.

BBC: Two credit cards