Cash in hand, they'll probably throw a buck ... But what of those funky little tip jars and tip lines on to-go receipts? And should you compensate bartenders a little extra on custom-made cocktails?

If you have excellent or extremely fast service and want to leave something, consider adding a few dollars to the tip jar. "Some suggest ... for good service. For cash-strapped consumers, Martinez ...

A donut shop owner in Redondo Beach took matters into his own hands when a man tried to steal the cash from his tip jar, crossing the counter to fight for his earnings. “If someone was in need ...