NEVER give out information to anyone over the phone. Ringing the organisation yourself to check out a call is fine but always use a different phone as well as a different number. ie. landline if contacted on your mobile or the reverse.
Scammers have ways of holding a phone line open so that when you think you're calling direct they are the ones still on the line.
What a world we live in. 
Are books a thing of the past ?
Change the name in a tv show /movie title to the above user username



