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Industry WIKI

Digital assets and currencies

Understand assets, networks and trading mechanics with sources you can check.

Trading basics

Food delivery

Food delivery is a courier service in which a restaurant, store, or independent food-delivery company delivers food to a customer. An order is typically made either by telephone, through the supplier's website or mobile app, or through a third party food ordering service. The delivered items can include entrees, sides, drinks, desserts, or grocery items and are typically delivered in box

Trading basics

Free lunch

A free lunch is the provision of a meal at no cost, usually as a sales enticement to attract customers and increase revenues from other business. The practice was once common in saloons and taverns in many places in the United States, with the phrase appearing frequently in U.S. literature from about 1870 to the late 1920s. These establishments included a "free" lunch, which varied from

Trading basics

Premium (marketing)

In marketing, premiums are promotional items — toys, collectables, souvenirs and household products — that are linked to a product, and often require proofs of purchase such as box tops or tokens to acquire. The consumer generally has to pay at least the shipping and handling costs to receive the premium. Premiums are sometimes referred to as prizes, although historically the word "prize