Why the First 10-20 Backlinks Deliver the Biggest Lift - Practical Comparison and Reporting Advice

https://fantom.link/general/links-agency-why-amplification-beats-acquisition-for-backlink-roi/

Brief version: the first 10-20 relevant, authoritative backlinks produce the largest marginal impact on rankings and traffic. After that, returns taper off quickly unless you scale link quality, topical relevance, or site authority