The dollar symbol is missing next to the prices for a reason: That one little character ($) reminds you that you’re spending money. When Restaurants in one 2008 Cornell University study left dollar signs off the menu, the average check went up $5.55. (via Reality Check, Please! | ThatsSoYummy.com)
(Click the link because there are more tips. Wish I knew these when I was designing the local diner’s menu back in high school. Instead all I knew was how to edit an MS Publisher template. I think I charged them $20 for the whole job.)
