[2]: https://www.reddit.com/r/Carpentry/comments/k789eg/one_of_the_more_complicated_roof_systems_ive/ ""[3]: https://www.reddit.com/r/Roofing/comments/1cdzrmu/im_getting_my_roof_replaced_and_want_to_keep_this/ ""[4]: https://www.linkedin.com/help/linkedin/answer/a518597/getting-help-and-contacting-linkedin-customer-service?lang=