Because Fair Use is so complicated to determine, it is helpful to lay it all out. Also, because Fair Use is an affirmative defense, it's necessary to be able to show that you made your determination in good faith. The Fair Use Helper helps you to do both. It's a web form that you fill out by checking off boxes and answering questions that are designed to make you think about each of the factors. When you're done, you set it to email you the results, and you can keep the results in case you ever need to show your thinking and prove good faith.