Tiered link building uses two levels of links to boost your website’s SEO. Tier...

https://www.first-bookmarkings.win/tiered-link-building-helps-pass-authority-efficiently-by-connecting-tier-2

Tiered link building uses two levels of links to boost your website’s SEO. Tier 1 links point directly to your site, giving it strong, clear signals. Tier 2 links then support your Tier 1 links, making them more powerful