1) The document discusses mConcAppt, a method for requirements engineering for mobile applications that combines requirements engineering activities with UI and interaction design. 2) mConcAppt includes conducting a requirements elicitation workshop to document stakeholders, user personas, current processes, desired future processes, system functions, and other essential requirements. 3) The workshop documentation forms the basis for further development activities. The method aims to address challenges of mobile applications like usability, limited functionality, and integration with existing systems.