Drone flying is becoming an increasingly popular activity. In fact, sales of small hobbyist drones are predicted to increase from 1.9 million to 4.3 million between 2016 and 2020. With that many drones in the air, it's not uncommon to hear about drone crashes and accidents. Drones can be pretty expensive, so you want to do everything you can to avoid common drone mistakes that lead to crashes. However, if you do crash your drone, this article is going to discuss a few important steps to take.