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NPR: In 'Challenger Park,' Mom Is an Astronaut

Depending on the strategy, calls can be used to reduce risk (covered call-writing) or to add staggering amounts of risk ("naked" call-writing), so brokers issue options-trading permission only selectively.

WSJ: Upside: Options for Nervous Investors

And he says, well, can you go home and get permission from your mother, get something in writing stating that you can travel, and give me your mother's address and phone number and all this stuff and saying that you can travel, you're allowed to travel with me and have her to sign it and date it.

NPR: Etta James: Still Singing Her Song