Why add a tag? Description of a listing is made in Tags. When you sell a website, you can add a number of tags that best suites your listing. Buyers can search/view listings based on the tags and also choose to add some tags to their watch list. They are informed by a notification about any activity related to these tags. What is the Clearance Rate? It is the percentage of sales made by the listing based on the particular tag. In general, it's really useful to observe these stats, so that you have an idea of what the market thinks of each tag. This way you can improve adding tags to your listing.