Digital signage is a development of traditional signage and nowadays it is available in wireless form as well. Digital signs use LCD, LED and projectors to display digital images, videos, and information. They are mostly found in public places such as airports, bus stops, museums, stadiums, stores, hotels, restaurants, and corporate buildings. Digital signage use content management systems and digital media distribution systems that can be run from personal computers and servers on to the screen. Digital Signage content can be updated frequently and easily, which is why they are gaining popularity as a substitute to static signage.