Wouldn't press it a single time. I know tons of people I don't really care about at all, but if my usual bad luck struck through and it was someone who mattered to me... Yeah, no.
Ahaha! Well there is no definite answer to wether a person's morals are right or wrong, but rather how much a one's own morals conflict with anothers. Although I know pretty much what actions most people would agree with, I'm a terrible person. I would probably press that button until I get a satisfactory amount of money. My mentality is somewhere along the lines of; yesterday's acquaintances are just that.