Tiered link building uses two levels of backlinks to boost your website’s...

https://www.mediafire.com/file/z9mgvqdwwo1eb8a/pdf-42897-77316.pdf/file

Tiered link building uses two levels of backlinks to boost your website’s ranking. Tier 1 links point directly to your site for strong authority. Tier 2 links support Tier 1 by linking to those pages, making the whole structure more powerful