For a book written in 1936 it is likely that the Copyright term remains. See IP Counsel for a more certain answer.

Can you sue someone without knowing their name? Only Facebook info and phone number.

Re counterfeit money contact the FBI. Re running off with phone contact all state/municipal police. Re: media info and phone number contact...

Do I have to file a Form 1120F?

Contact tax attorney or CPA for advice of the circumstance requiring such reporting.

How do I get permission to sell Disney pictures?

Contact Disney to determine how you can get permission. See IP Counsel.

Do I have to have a license to record a track for a non profit short film?

An artistic work of authorship produces a copyright property. Unauthorized use of a substantial portion of the copyright property is likely...

I want to use the name Mr. Big as my rap/stage name, but see that another artist has it trademarked. Can I not use it?

Your use as an entertainer would confuse consumers as to which one is going to be seen. See IP Counsel.

Should I ask a planner to revise her contract based on a surprise copyright clause?

Yes, the agreement has to reflect your contribution. See IP Counsel for negotiations. If none then select another planner.

No unless you have permission. Otherwise possible infringement, dilution, consumer confusion. See IP Counsel.

Can I record a song for a short film?

If the film or music copies a copyright property then it is infringing unless there is permission. Whether tracks or words - if substantially...

Can I sell remade famous songs on iTunes or post them on YouTube?

If the "new" mixture is substantially similar to a copyright property then it is infringing. See IP Counsel.