My response is usually an apology. I tell them that I am unable to answer their questions because the hand cannot reveal the answers with any accuracy because predictive palmistry is not reliable. Not surprisingly, I never hear from them again.
I know they will go to others who will give them exactly what they want. Those predictions can come true 50-60% of the time, the accuracy depending on how good the guesswork is of the person doing the guessing.
I regularly get emails from people who are frightened out of their wits, asking me