Some Web sites allow you to insert a link both by manually publishing it or requesting to submit it. It’s easy to get a link by doing this, but it’s not generally worth it. They may be minimal in benefit while in the eyes of Google or perhaps considered spammy https://www.seoclerk.com/Link-Pyramids/1421327/Get-100-Full-link-wheel-3-tiers-Link-Pyramid-backlinks-for-Google-Ranking-SERP-1st