Top 20 questions about Campfire

1. Are there sound effects in Campfire?
2. Guest Access
3. How can I get someone's attention in a crowded chat room?
4. Can we lock rooms, have confidential chats, and/or prevent users from accessing certain rooms in Campfire?
5. Can I setup a conference call using Campfire?
6. How much does Campfire cost? Can I use it for free?
7. Are our chats private?
8. What are simultaneous chatters?
9. Can we install Campfire on our own server?
10. How do I delete a file?
11. Does Campfire have an API?
12. Is 37signals able to read our chats? What is your privacy policy?
13. How does Campfire keep our chats secure?
14. How do I cancel my account?
15. My company's network has a firewall blocking Campfire. What are the IP addresses need to be whitelisted?
16. Is there an individual file size limit?
17. What web browsers are compatible with Campfire?
18. Why are there only 3 files listed in the sidebar? Where did the other files go?
19. How do I upgrade or downgrade?
20. How do I update or change our credit card?