“Do I have to ask permission to copy this?“
“May I copy this song and give it to all my friends?“
“Is it a copyright violation if…“
These are all questions that we in the copyright field are asked the time. Fortunately, the Free Expression Policy Project has set up an amazing resource to explain fair use. It's called the Fair Use Network: “Information & Resources for Free Expression.”
It's a great resource, so go check it out, now!