Similar to airlines, hotels have frequent guest programs (also known as hotel loyalty programs) where guests gain elite status by reaching specific tiers. (frequentbusinesstraveler.com)
In order to fit certain drugs into specific tiers, your insurer may place certain restrictions around them. (policygenius.com)
Some users like to use very specific tiers for their settings having 10 or 20 different price levels, but in general, your goal is simple: use a higher markup on the lower dollar items while lowering the markup on your higher dollar items. (inventorysource.com)