With a single sloping surface, a shed roof, also known as a lean-to roof, is the most straightforward roof to cover a porch. This design efficiently diverts rainfall off the roof and is simple to construct with few resources. The lower portion of the roof rests on pillars or columns along the perimeter of the porch, while the upper portion is fixed to the house wall. https://managemyroof.com/blog/....what-is-the-simplest