A man calling from this number left a message on my friend's answering machine. He said he was doing some sort of investigation, but has never stated who or what company he represents, which is pretty vital if he wants a call back. This is the age when you can't go 5 minutes without someone trying to scam you through some form of technology. If this guy wants any results from his investigation, he should start with "How to leave phone messages" for dummies.

I got paper to call this numbr but its nobody picks up only machine and wants my name and telefon number. I dont know.

I got a message from this same number. I called it and they want info. General Investigations Unit.. of what?   That's too vague a description.  If it were real it was be something like::    Crime Investigations Unit of Florida or  a certain county.

Caller said he was an investigator