[2]: https://www.reddit.com/r/HomeImprovement/comments/avz7a6/pros_and_cons_of_metal_roofs/ ""[3]: https://www.reddit.com/r/Roofing/comments/o665dq/do_we_really_need_an_entire_new_roof_structure_at/ ""[4]: https://www.linkedin.com/help/linkedin/answer/a720019 ""[5]: https://www.linkedin.com/help/linkedin/answer/a518597