https://www.lovemoney.com/gallerylist/87882/the-superrichs-secret-world-revealed
https://www.luxuo.com/lifestyle/gastronomy/luxury-instant-noodles-harrods.html
https://www.quora.com/What-of-people-fly-business-first-class-domestic-international-every-year
https://www.theguardian.com/business/2017/jan/16/private-medical-insurance-sales-surge-health-nhs#:~:text=After%20the%20rise%20in%202015,or%2076.3%25%20of%20the%20total.
https://www.beta-uk.org/pages/industry-information/market-information.php#:~:text=There%20are%20374%2C000%20horse%2Downing,at%20least%20one%20ex%2Drider.
https://www.worldwildlife.org/stories/5-things-tiger-king-doesn-t-explain-about-captive-tigers
https://www.businessinsider.com/young-blood-transfusions-ambrosia-shut-down-2019-6?r=US&IR=T
https://www.privateschoolreview.com/tuition-stats/private-school-cost-by-state
https://www.zimbio.com/Celebs+Who+Roll+with+the+AmEx+Black+Card#:~:text=The%20Centurion%20Card%20(informally%20known,handful%20of%20them%20are%20celebs.
https://www.statista.com/statistics/438169/home-cinema-usage-in-the-uk/
https://www.statista.com/statistics/302326/household-cleaner-usage-frequency-in-the-uk/#:~:text=In%202019%2C%20an%20estimated%203.2,more%20than%20once%20a%20day.
https://www.designingbuildings.co.uk/wiki/The_rise_of_multiple_property_ownership_in_Britain
https://mickeyvisit.com/disneyland-club-33/
https://www.buybitcoinworldwide.com/how-many-bitcoin-users/
https://www.independent.co.uk/arts-entertainment/books/news/harry-potter-books-value-first-edition-worth-jk-rowling-signed-copy-a6897756.html
https://www.bbc.com/future/article/20200513-the-bunker-builders-preparing-for-doomsday
https://www.quora.com/Do-people-still-have-butlers-What-are-real-life-butlers-like-compared-to-butlers-in-TV-and-film#:~:text=Alexa%20and%20Siri%20have%20helped,many%20still%20in%20the%20US.
https://joboutlook.gov.au/occupations/personal-assistants?occupationCode=5211
https://www.statista.com/statistics/304338/mercedes-benz-model-ownership-in-the-uk/
https://www.openplay.co.uk/blog/how-many-private-tennis-courts-in-the-uk
https://www.dailymail.co.uk/property/article-3636628/Is-swimming-pool-really-asset-property.html
https://www.bbc.com/worklife/article/20150313-hungry-hire-a-private-chef
https://data.sca.isr.umich.edu/fetchdoc.php?docid=25919
https://www.wsj.com/articles/SB10001424127887324432004578302480951570270
https://media.astonmartin.com/vantage-sports-car-superiority-for-70-years/#:~:text=Total%20DB7%20V12%20Vantage%20coupe,for%20any%20Aston%20Martin%20model.
https://www.ferrarichat.com/forum/threads/how-many-people-have-owned-a-ferrari.372354/#:~:text=an%20awful%20lot%20of%20those,in%2020%2C000%20has%20owned%20one.
https://www.telegraph.co.uk/motoring/car-manufacturers/lamborghini/10475455/Lamborghini-Gallardo-production-ends.html#:~:text=In%20total%2014%2C022%20Gallardos%20were,to%20mark%20Lamborghini's%2040th%20anniversary.
https://www.thesun.co.uk/tech/3470209/virgin-galactic-cost-fly-space-richard-branson-launch-latest/#:~:text=With%20a%20hefty%20price%20tag,thrillseekers%2C%20as%20well%20as%20researchers.
https://www.autotrader.co.uk/cars/rolls-royce/phantom
https://finance.yahoo.com/news/million-dollar-homes-taking-over-090400523.html
https://www.hotcars.com/remembering-ridiculous-viper-dodge-tomahawk/#:~:text=Because%20the%20Tomahawk%20never%20made,offering%20them%20for%20%24555%2C000%20each.
https://www.luxurytopics.com/fashion/gents/top-10-suits-for-men#:~:text=STUART%20HUGHES&text=In%20addition%20to%20exclusivity%2C%20which,of%20luxury%20%22for%20free%22.
https://www.quora.com/How-much-money-do-I-need-to-start-my-own-hotel
https://www.elitetraveler.com/finest-dining/wines-and-spirits/the-most-expensive-whisky-ever-sold-at-auction-revealed#:~:text=The%20Macallan%20Valerio%20Adami%201926%2060%20Year%20Old%20%E2%80%93%20%241.07m&text=Out%20of%20the%2012%20bottles,and%20ultimately%20more%20sought%2Dafter.
https://parkersjewellers.co.uk/5-rarest-vintage-watches-ever-made/
https://www.topgear.com/car-reviews/ferrari/laferrari
https://www.statista.com/statistics/778282/commercial-helicopters-fleet-size-country/
https://www.caranddriver.com/bugatti/chiron
https://directory.londoncouncils.gov.uk/demographics/population/westminster/
https://blog.ucsusa.org/elliott-negin/how-much-cost-to-create-nuclear-weapon/
https://www.statista.com/statistics/778282/commercial-helicopters-fleet-size-country/
https://www.quora.com/How-many-people-in-US-own-private-airplanes-and-jets
https://worldpopulationreview.com/us-cities/beverly-hills-ca-population
https://www.superyachttimes.com/yachts
https://stuarthughes.com/shop/luxury-mobile-phones/apple/iphone-4s-elite-gold-the-worlds-most-expensive-phone/
https://www.cityrealty.com/nyc/market-insight/features/future-nyc/manhattan-penthouse-deals-499k-as-prices-fall-see-discounted-top-floor-homes-private-terraces/48081
https://www.hotcars.com/rarest-cars-in-the-world-price/
https://www.sportico.com/valuations/teams/2021/2021-premier-league-teams-value-soccer-team-data-1234630140/
https://www.statista.com/statistics/193637/franchise-value-of-major-league-baseball-teams-in-2010/#:~:text=In%20its%202021%20edition%20of,at%201.9%20billion%20U.S.%20dollars.
https://www.statista.com/statistics/193442/average-franchise-value-in-the-nba-since-2000/#:~:text=In%202021%2C%20the%20average%20franchise%20value%20was%202.2%20billion%20U.S.%20dollars.&text=The%20National%20Basketball%20Association%20is,million%20U.S.%20dollars%20in%202022.