BioLife Plasma Services review: staff

I have been donating plasma for a year at this center I have friend who work at this center I have never had a issue until I referred 3 friends in a month and they said we acted in a rude manner and differed all of us so I did not get my buddy bonus or my 80 dollar donation they will not allow me to return to donate and when asked to be provided with s number to contact someone I was told they dont have to and hung up on