This content series is in partnership with smartwater. smartwater, good taste travels well. Click here to learn more. It’s widely known that Quentin Tarantino worked at a video store before making it big, but it’s a widely held misconception that he earned his movie education while restocking the shelves of Video Archives. The filmmaker told MSN in 2009: “I want to clear something up about this. People always say I became a movie expert by working in a video store. I was employed by the video store because I was a movie expert. Before I went to Video Archives, I’d get the TV guide every week and read it cover to cover. Look at every movie playing. Circle all the movies I was gonna record. When I first discovered Howard Hawks, I spent a year and a half reading the TV guide and they played about 80 per cent of his entire oeuvre on Los Angeles TV.” Obviously, “Watch as Many Movies as Possible,” isn’t much of a secret, but it’s a more honest, tougher-to-take method for success than our vision of Tarantino soaking up movie knowledge through osmosis in Manhattan Beach. The secret involves a lot more homework. In that same spirit, here are 3 other secret ingredients that made great films as great as they are (and in some cases, possible at all).