"It's exactly the same as selling an iPhone or a soft drink or a cereal," Peter Sealey, a longtime corporate marketing strategist, told the Post. "She needs to use everything a brand has: a dominant color, a logo, a symbol. ... The symbol of a Mercedes is a three-pointed star. The symbol of Coca-Cola is the contour bottle. The symbol of McDonald's is the golden arches. What is Clinton's symbol?"