@TeamYouTube I just got a copyright claim on a video with a 15-20 second music clip. I used it for entertainment purposes as well as I made no money off of that video. Does that was fit under the fair use rights? My description includes credit to the owner of the song as well.
Your video can still be claimed by a copyright owner, even if you have given credit. Your best resource will be the Copyright section of our Help Center, start with these top FAQs: https://goo.gl/FzBC2x . You can also review info on fair use, creative commons.