Tiered link building is still a solid way to move the needle if you do it...
https://dibz.me/blog/strategic-insights-crafting-an-effective-tiered-link-building-campaign-959
Tiered link building is still a solid way to move the needle if you do it right. I focus on building high-quality tier 1 links directly to the target page, then use tier 2 links to boost those specific properties