She has decided for various reasons that she doesn't need to incorporate so she does business herself, but she wants to have the business name "Supercreative Interior Designs." Mary can file a ficitious business name application in her county to use that name in her business, on signs, on business cards, and open a bank account in that name. XYZ Corporation has multiple store locations throughout California, but each store is unique. In each city it wants to associate its name with the name of the city, such as “XYZ Corporation of Los Angeles” and so forth for each city. It can file a fictitious business name in each county for the names it wants to use.