Multi-layer SEO strategies are still effective in today's SEO world.
This approach involves powering up important web pages by generating multiple layers of backlinks.Instead of directing low-quality links directly to your main website, this method powers up your supporting content first, which in turn passes value to your primary target.
This is a strategic way to minimise exposure while still gaining Multi-layer SEO strategies ranking improvements.
If you're interested in this method, check out this supporting article