Place water in a bowl; add salt. Mix yeast with cake mix and add to water. Add oil and eggs. Add flour; mix well. Let rise until double in size. Roll out half at a time into a rectangle. Spread with butter, cinnamon and brown sugar. Roll up and slice. Place in greased pans. Let rise until doubled. Heat oven to 350°. Bake for 15 minutes. Frost with your favorite icing. Yields 3 dozen.