When my bank calls me, they ask for my birthday, name, account number to verify my ID. I always ask them back, "how do I know you are my bank?". The caller alwa

When my bank calls me, they ask for my birthday, name, account number to verify my ID. I always ask them back, "how do I know you are my bank?". The caller always gets the idea. "Oh yeah, right!?!" I then tell them thanks for the call and I'll go to the branch to sort it out.