This presentation provides an overview of the Internet of Things (IoT) and its application in smart cities. It discusses the advantages and disadvantages of IoT, as well as the problems and solutions associated with its implementation. The presentation also highlights the impact of IoT on various aspects of city living, such as water supply, traffic, public transport, healthcare, energy efficiency, and public safety. Examples of smart cities are mentioned, and the presentation concludes with a discussion on the advantages and disadvantages of IoT and proposed solutions to address the challenges.