So why are people doing it? The answer to that is nuanced, but a big part of the reason is ignorance—and laziness. So many places ask for our number these days, people have become used to doling it out left and right without hesitation. But often, just because an organization is asking for it, that doesn't mean it's legally necessary for them to obtain it. To that end, and to head off the sneaky bastards, here are the legitimate situations in which to give out those sacred digits, according to the US Social Security Administration."
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