How much does the average person/couple bring to Vegas to gamble on a four-night stay?

I’ve been assigned to a casino host who often calls with comp offers for rooms, show tickets, etc. Is it ever expected that I should tip this host and if so, how much and when? I’m not a huge player, but I did hit some royal flushes at this casino.

Is there a statistical advantage/disadvantage to playing one $10 hand of blackjack versus two $5 hands of blackjack at the same time?

What is the maximum gambling loss I can claim if I win a super-large jackpot?

What is the average salary for a blackjack dealer?

I have heard that there are PBR (Professional Bull Riding) slot machines somewhere. Can you tell me if this is true and, if so, where the machines are?

I have heard that one of the best plays in craps is to bet on the pass line and "take the odds." I know you place your bet behind the pass line, but what exactly does this mean? What are the odds?

I read about a church in Las Vegas that sells its own chips in the gift shop. The chips are adorned with portraits of Jesus (no, not Chris Ferguson), Moses, etc. Is there anything to this, and if so, where is the church so I can get them? I figure it can't hurt to have some divine intervention going for you at the poker table.

I've seen some Ellis Island coupons that give "triple cashback on all machines" for the dates on the coupon. What does triple cashback mean? If you were to win a $500 jackpot, would you receive $1,500?

How much money should I invest in a video poker machine that isn’t paying off?