Advertising boards, also known as signs, are a vital part of any marketing campaign. Often used to promote products, services, or events, they come in a variety of shapes, sizes, and styles. Some common synonyms for advertising boards include billboards, posters, banners, hoardings, placards, and signs. Billboards are large outdoor signs typically used on highways to capture the attention of drivers and passengers. Posters and banners are smaller versions of billboards that are often displayed indoors or outdoors. Hoardings are temporary boards typically used during construction projects. Placards are small handheld signs used for protests or demonstrations. Whatever the purpose, advertising boards play an important role in reaching and engaging potential customers.