@TeamYouTube If I used a song in my video which gets copyrighted, but the claimant allows me to continue using the song, do I have to delete the video or can I keep it up?
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, and our troubleshooter linked from there. Hope these resources help answer your question!