One of your readers said a credit and debit card had been scanned by an RFID reader on Fremont Street and he bought a blocker. What's that about?

Where can I find Pick ’Em or Pick a Pair video poker machines in Las Vegas?

Why is the max bet at 25-cent video poker 5 coins instead of 4 coins, an even $1 for quarters?

Can a slot machine determine the difference between play with cash vs. play with free-play? I’ve always wondered if the odds are different when you’re using free play.

When will the software Video Poker for Winners be upgraded to keep up with current operating systems?

Do any statistics show if more women than men play video poker?

How many royal flushes has Bob Dancer hit?

How do casinos "tighten" video poker machines?

With the recent addition and quick subtraction of "good video poker" machines at Four Queens, I was wondering which casinos have been the most consistent over the years and decades of having and keeping "good video poker" machines. Specifically, I'd be interested in Full-Pay Deuces Wild video poker, but casinos with historically good machines are welcome.

Players club tracking has become so sophisticated, I — and I assume many other readers of your fine Question of the Day — have found ourselves in casino crosshairs because of our advantage play. I play only JoB 9/6 and DW44. My favorite local casino has not only cut my weekly cash from $45 to $5, they have actually cut my percentage comp return, which I know only because I keep my own detailed records. Once you’ve been "marked" like this, is there any way to get back into their good graces?