Win McNamee/Getty Images A DoorDash (NASDAQ: DASH) driver invited to the White House this week to deliver McDonald's said that Trump's tax break, "no tax on tips," helped boost her income, explaining that she was able to deduct more than $11,000 in annual gratuities from her taxable income. The moment, complete with a $100 tip from President Trump, was designed to spotlight the administration's policy alongside Tax Day. Must Read On the surface, the idea sounds simple: workers keep more of what they e ...