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

https://www.normalbookmarks.win/stop-wasting-time-on-weak-backlinks-tiered-link-building-creates-a-safer

Tiered link building helps you boost your website’s authority by building strong backlinks in layers. First, create quality Tier 1 links that point directly to your site. Then, support those with Tier 2 links that link to your Tier 1 pages