Coupon descriptions use common abbrevations so we can fit them into small space of our deal browser. Discount codes use mumbo jumbo similar to stock brokers and here is short introduction to the most common shorts and how to read them.:
20% off $100+ means 20 percent discount from total purchase price of $100 and higher - applies to total of goods, excluding sales tax and shipping..
FREE SHIP means free shipping in the U.S. with Ground Shipping (the slowest)
promo means sitewide promotion, discounts are already displayed on site, no coupon code is required to get published discount