Buzz·Posted on 24 Jun 201521 Secrets A Cab Driver Will Never Tell YouIf you want to have sex in the back, then be prepared for a bumpy ride...by Alex FinnisBuzzFeed Staff, UKLinkFacebookPinterestTwitterMail 1. People get it on in the back all the time – sometimes they even ask first. 2. When they are, deliberately hitting bumps in the road is a fun game to play. 3. But the backs of cabs are often so grimy that having sex there is not a great idea. Tap to play GIF Tap to play GIF 4. Cabbies will go to pretty long lengths to return items passengers have left in their cars. 5. People who try to haggle over the fare are the absolute worst. 6. Only marginally ahead of backseat drivers. 7. People really do offer sexual favours instead of cash, but it doesn't happen very often. 8. Tips should really be based on the length of the journey, but as a general rule, 20% is a good number. 9. People who work in the service industries normally tip better than others. 10. Some drivers prefer to piss in bottles than stop to find a toilet. Stephen Hough @houghhough "I really want to pee" says my taxi driver. "Oh dear. There's a @Starbucks there". "It's OK. I have a bottle" he says, pointing at the floor 08:45 PM - 07 Jun 2015 Reply Retweet Favorite Which means you could be driving around with a bottle of someone else's pee just a couple of metres from your feet... 11. Some even use adult diapers, because of the pressure to pick up as many fares as possible. 12. Ratings really matter to Uber drivers – they can be stopped from driving if their average drops below even a 4.6. 13. Some cabs have a crazy amount of miles on them – like half a million crazy. 14. Getting in another taxi as a cabbie is always interesting, because you always know if they're trying to rip you off. Tap to play GIF Tap to play GIF 15. Rush hour is great, because it means easy money. 16. You get people doing some really gross stuff – like clipping their toenails. Tap to play GIF Tap to play GIF 17. Constantly talking to passengers can be completely exhausting, but it's part of the job and helps bring in the tips. Tap to play GIF Tap to play GIF 18. Despite what you might think, not all cabbies are excellent drivers. Tap to play GIF Tap to play GIF 19. Drivers hardly ever call the police when someone does a runner, because it's almost impossible to catch them. 20. There's basically no better profession in the world for finding out celebrity gossip than being a taxi driver. 21. And there are a hell of a lot of unbelievable stories from regular passengers too. Tap to play GIF Tap to play GIF