Link pyramid, tier 1, tier 2, tier 3 Level 1 - 500 hyperlinks with placement contained in articles on publishing sites Middle - 3000 link Forwarded hyperlinks Tertiary - 20000 connections blend, posts, writings Utilizing a link pyramid is advantageous for indexing systems. Require: One reference to the domain. Search Terms. Valid when 1 search term from the website subject. Remark the additional service! Important! First-level links do not overlap with Secondary and Tier 3-tier references A link pyramid is a mechanism for increasing the circulation and link profile of a website or online community