 Money news at 10 and 40 past the hour. Brought to you by PenFed, great rates for everyone. Here's Anne Cates. This is a Bloomberg Money Minute. A majority of Americans have a negative view about tipping. Bankrate senior industry analyst Ted Rossman says tip requests are showing up beyond restaurants. The two weirdest that I've experienced firsthand would be a self-checkout machine at Newark Airport and also a pick-your-own strawberry farm. I've even heard some people being asked to tip at the doctor's office.