How Can I Create the Most Reputed Links in SEO?

I have seo website and want to create most trusted links in free. So my questions is How do you identify the best websites for authoritative link-building? What role does high-value content play in earning natural backlinks? Which outreach methods have proven successful for securing guest post opportunities? How can broken link building and the skyscraper technique help in gaining strong backlinks? What are the best ways to get featured in digital PR and media publications? How do business directories and testimonial backlinks impact SEO? What are some ethical ways to acquire links without violating search engine guidelines?