1. The Claim: "You have to enforce your copyright against infringers."
2. The Claim: "That big company is a bully for enforcing their trademark against the little guys."
3. The Claim: "Selling fan art is always illegal."
4. The Claim: "If I'm not selling it, it's fair use."
5. The Claim: "They can't trademark that! They didn't invent it!"
6. The Claim: "You're defaming me! I'm going to issue a DMCA takedown!"
7. The Claim: "You can't write a story that includes a trademarked concept."
8. The Claim: "Story X has the same plot as Story Y, therefore the author of Story X is violating Story Y's copyright."
9. The Claim: "There's no reason to register a copyright or include a copyright notice on your work anymore."
10. The Claim: "I can post my cover song on YouTube, no problem."