People generally think that you always need a big crew even to make a small film, and most of the times it's true. But sometimes even with a few people, some tricks and good ideas you can do great things with limited budget and slaves... ehm... people who freely help you. In the following, quite hilarious, video made by the Vimeo Video School, it will show you some of the common tricks used in film making.
(via FStoppers)