Tiered link building is all about creating a smart hierarchy to boost your...

https://www.romeo-bookmarks.win/tiered-link-building-helps-you-scale-authority-safely-send-quality-tier-1

Tiered link building is all about creating a smart hierarchy to boost your domain authority. You focus on building high-quality Tier 1 links directly to your site and then use Tier 2 links to power up those pages