Constitution indeed never mention about a presidential cabinet.
The main function of a presidential cabinet is to help the president on his duties. usually the cabinets divided into several departements such as agricultural, education, defense, energy, human resources, etc.
President usually held an annual meeting to discuss the matters regarding those perspective departements
Mobile phones have become part of our daily lives and besides communication, we have available a vast variety of apps that can make our daily life a lot easier
