Tiered link building helps improve your website’s authority by creating strong...

https://www.charliebookmarks.win/tiered-link-building-helps-you-scale-authority-without-constant-expensive

Tiered link building helps improve your website’s authority by creating strong links in two layers. Tier 1 links point directly to your site, while Tier 2 links support those Tier 1 links to boost their power