Tiered link building helps you boost your website’s authority by building links...

https://andressbrilliantperspectives.huicopper.com/will-too-many-low-quality-backlinks-hurt-my-site-on-google

Tiered link building helps you boost your website’s authority by building links in layers. Tier 1 links point directly to your site and carry the most value. Tier 2 links support those Tier 1 links, making them stronger and more effective