Presentation run of beautiful candidates for the Miss France 2020 pageant and press conference of the MIss France 2020 election at the Hotel Inter Continental in Paris, France on November 15, 2019. The pageant will be the 90th edition of the Miss France, slated 14 December 2019 at the Le Dôme de Marseille in Marseille. (Photo by Romuald Meigneux/SIPA Press)

The Royal Castle is seen a veil of heavy winter smog in Budapest, Hungary on January 30, 2017. (Photo by Laszlo Balogh/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.

One of the busiest areas in Birmingham, United Kingdom last night was Ludgate Hill in the city's Jewellery Quarter. Brits enjoying the hottest August day for almost 20 years spilled out of packed pubs on August 7, 2020 after sunbathing on beaches around the country as the mercury rose to 36.4C. (Photo by SnapperSK/The Sun)

Manman Luk, a freelance model and make up artist, poses inside her 100-square-foot (9-square-metre) sub-divided unit, paying a monthly rent of HK4,700 ($606) in Hong Kong, China January 6, 2017. (Photo by Bobby Yip/Reuters)

Multiple lightning strikes are seen in this 66 image composite taken over 1.5 hours during a monsoon in Bangkok, Thailand which took place overnight from October 29th to October 30th, 2024. The monsoon season in Bangkok normally lasts from July to October, making this one of the year's last major storms to hit the Thai capital. (Photo by Adryel Talamantes/ZUMA Press Wire/Rex Features/Shutterstock)

Cars at a car dealership are seen in the flooded village of Fischerdorf, near Deggendorf June 7, 2013. REUTERS/Michaela Rehle

“Sokolica”. Sokolica, Poland. (Photo and caption by Marcin Kęsek/National Geographic Traveler Photo Contest)

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