Link pyramid, tier 1, tier 2, tier 3 Top - 500 references with positioning embedded in compositions on content portals Tier 2 - 3000 URL Rerouted connections Lower - 20000 links mix, comments, entries Utilizing a link network is beneficial for online directories. Necessitate: One link to the site. Search Terms. Correct when 1 key phrase from the resource topic. Highlight the complementary offering! Vital! Tier 1 references do not overlap with Secondary and Tier 3-tier connections A link pyramid is a mechanism for increasing the movement and referral sources of a website or online community