ENTRY to the US would be doubtful with a criminal record, especially if the crimes are felonies.
The US and UK both belong to Interpol, and share criminal records in theory. The degree of sharing is problematic.
Do you mean move into the US? If you mean move in, Maybe, depends how bad your criminal record is! Good Luck!
Yes, a person can still travel in the US even with a criminal record for trespassing. However, some countries may not permit entry with any type of criminal record.
You will have to check with an attorney that specializes in immigration law, but in this day and age, it is fairly unlikely that you would be allowed entrance to the US with an existing criminal record.
yes you can, but you will have to use a UK proxy.
(in the US) your juvenile record becomes sealed after you turn adult. However, your adult criminal record is a permanent history and can only be changed by expungement
(in the US) So-called "cautions" do not appear on your criminal record. Only records of arrests, prosectuions, and court findings.
With a private light aircraft.
A yellow sheet is US slang for a criminal record.
Absolutely not.
No. Not in the US.