Copywriting is the practice of writing text for the purpose of advertising or marketing. A copywriter writes copy, which is the text that appears in various forms of marketing materials, such as advertisements, brochures, and websites. The goal of copywriting is to persuade a person to take a specific action, such as buying a product or service. It involves researching the target audience and understanding their needs, as well as crafting compelling messages that convince the audience to take the desired action.