The flashing lights and ringing bells of a casino are designed to distract you, but behind the scenes, a massive accounting system tracks your every move.

If you are going to risk your money against the house edge, you absolutely must demand your fair share of the complimentary pie.
Why You Must Always Use a Player's Card
Every time you insert the card into a slot machine, the central computer meticulously tracks exactly how much money you cycle through the machine.

If the casino cannot track your action via this card, you simply do not exist in their system, and you will receive absolutely zero comps.
Couples should always ask to physically link their two individual accountsPlaying without a card ensures the casino keeps 100% of its mathematical edgeThe data collected is used to send you targeted mailers and future hotel offers The Math Behind Casino Comps
Casinos do not issue comps based on how much money you actually lost that specific day; they base it on a formula called "Theoretical Loss."

As a general industry standard, casinos will aggressively return approximately 20% to 30% of your total "Theo" back to you in the form of comps.
Working the Casino Comp System
Because table games are tracked manually by human pit bosses, there is a significant margin of error that smart players can exploit.

The worst they can say is no, but if you are polite and friendly, pit bosses possess massive discretionary power to issue free food vouchers.
FactorHow it Affects CompsPlayer StrategyAverage Bet SizeHigher bet = Higher TheoBet large when pit boss is watchingTime PlayedMore time = Higher TheoPlay slowly, take frequent breaks
Always use your card, be incredibly polite to the pit boss, and never be afraid to ask directly for a free meal.