The document provides an overview of the presidential system of government. It defines key characteristics, including that the executive branch is separate from the legislature, the president is both head of state and head of government, and is directly elected. It outlines criteria for a presidential system and notes advantages like direct mandate and speed, but also disadvantages like potential gridlock and difficulty removing an unsuitable president. Examples of countries that use the presidential system are provided, and Turkey's consideration of adopting it is discussed.