RT far and wide to help people stay safe.
If they don't have a warrant, tell them to go away. You owe them nothing. DO NOT SAY ANYTHING.
As my law enforcement family taught me: you will never talk yourself out of trouble, but you can darn sure talk your way into trouble.
URGENT: The FBI are actively "visiting" people across the country right now gathering information about their political beliefs and associations, as a direct form of harassment and intimidation to crack down on the powerful protests of the last few weeks. DO NOT SAY A WORD.