Building, preparing, setting up and maintaining automatic cameras is a very difficult task. It takes a lot of of time, effort, patience and luck. Luck is a major factor, you need the luck that your camera system does not fall foul

of the elements and you need the luck that you picked the right spot and some animals will pass by. Many times you will have not quite got something correct and you need to adjust the camera slightly, tweak it left, tweak it right. And sometimes you just get a concerned passerby who sees something is not quite right and decides to give a helping hand.