Original Art, how to create a custom large painting

Each panel is 19.5"x25.5" This are some suggestions of how to impliment your creativity in creating a personal large painting with 3 panelas.
One Day, One Week, One Month painting workshops in Ajijic, Jalisco, Mexico. Live online acrylic painting and urban sketching workshops and individual mentoring. For all levels of painting experience in acrylics and oil. Workshops on the essentials of drawing and sketching from photos