A neutral tag indicating the account having no affiliation with the real bpip.org would be an wise idea. On other side it's noting of an high risk though.
Never in the history of this forum have impersonators received neutral ratings for trying to defraud somebody else.
By looking at his post history I don't think he attempted to scam anyone or defraud. But I could understand your negative viewing of every situation due to your inner negativity. Quite an characteristic of evil.
I don't give negative very easily not positive too. But here I also felt that negative is appropriate. You may not know but using the brand image of a well-known name would be very easy for someone else to do some wrong doing.