See also. 1  Einstein protocol. 2  Light-second. 3  1 petameter (examples of distances on the order of one light-year) 4  Orders of magnitude (length) 5  Hubble length.
The bar is used also as a staging point for mixing drinks, interacting with customers, and storing various equipment such as cups, garnishes, and so forth. When people do distinguish between a bar and a tavern, they usually think of a bar as an establishment where only alcohol is available, while a tavern offers food as well as alcohol.
The major difference between advertising and promotion is that advertising is less personal as the companies are not directly interacting with their customers. Promotion provides the company to get in touch with customers and ask for their feedback or to see what is popular and what is not.