Japanese dancers perform the Awa-odori in the pitlane during the driver parade before the 2025 Formula 1 Japanese Grand Prix at the Suzuka Circuit, in Suzuka, Japan, 06 April 2025. (Photo by Franck Robichon/EPA)

The digital art piece “Visor” by Mad Dog Jones is pictured ahead of an auction at Sotheby’s in London, United Kingdom on June 1, 2021. (Photo by Mad Dog Jones/Reuters)

Everyone wants to get something for nothing - whether it's a lucky upgrade that means you can turn left when you get on a plane instead or heading off into the economy seats, or even getting a few extra features thrown in for free when you buy a new car.

As some of the sharpest businesses around, no-one understands this quite as well as casinos and that's why they all have a system that they call comps. It's short for "complimentary offers" and these are special treats specially designed to reward you for your loyalty to the casino in question. They're basically bonuses.

Brazilian model Sofia Resing arrives for the screening of the film “France” at the 74th edition of the Cannes Film Festival in Cannes, southern France, on July 15, 2021. (Photo by Sarah Meyssonnier/Reuters)

The Flying Bull's P-38 Lockheed Lightning N25Y / 13 – Red Bull – Flying Legends Airshow 2012 Duxford (Photo by Rob Lovesey)

Portuguese model Sara Sampaio attends the screening of “Elvis” during the 75th annual Cannes film festival at Palais des Festivals on May 25, 2022 in Cannes, France. (Photo by Stephane Cardinale – Corbis/Corbis via Getty Images)

Mexico City resident Romina Montoya takes a playful selfie wearing a protective face mask over her eyes and nose, in Playa del Carmen, Quintana Roo state, Mexico, Wednesday, January 6, 2021. Concern is spreading that the critical winter holiday tourism success could be fleeting because it came as COVID-19 infections in both Mexico and the United States were reaching new heights. (Photo by Emilio Espejel/AP Photo)

(L-R) Ruby Zinner, 21, Caroline Reinstadler, 22, Marie Kallis, 22, and Julia Bogdanoff, 21, wearing graduation caps and gowns drink champagne while taking graduation photos in Washington Square Park amid the Coronavirus pandemic on May 09, 2021 in New York City. Due to the ongoing coronavirus pandemic NYU's commencement ceremony will be held virtually on May 19th. Students from the 2021 will be invited back for an in person graduation when public health guidelines allow. (Photo by Alexi Rosenfeld/Getty Images)