Without getting into the eternal debate of buying calls vs. selling puts; Most brokers wont allow you to short puts at all, and those who do will require you huge amounts of collateral, thus reducing the leverage found in options. So, shorting puts its just an utopia, a text-book concept, hardly achievable in the REAL world, by the average Joe?
Any decent broker allows to do it without tons of capital. I love fridays when my short puts expire worthless.
There are literally dozens of retail brokers offering reg t minimum. Some of the better ones: IB TOS Optionshouse Optionsexpress RF Lafferty
You can also write puts synthetically by writing covered calls, which for most brokers is the first baby level of option permissions. But yeah, IB lets me write naked all the time.