Downloadable software for use in managing trips on roads, and which provides historical information, data, entertainment, educational content, real-time information, and location information about the current location or final destination, global positioning information, traffic information, information about roadside attractions, location of food, fuel, and lodging, and internet of things information related thereto; trip-management software; downloadable books and newsletters in the field of travel; calendar application software; downloadable multimedia audio and video files in the field of travel