Online-Marketing Blog by Olaf Kopp

Case Study: 1400% visibility increase in 6 months through E-E-A-T of the source entity

In this article, I would like to show the background, implementation and results of a read more

The most important ranking methods for modern search engines

Modern search engines can rank search results in different ways. Vector Ranking, BM25, and Semantic read more

Digital brand building: The interplay of (online) branding & customer experience

Digital brand building or branding is one of the central topics in online marketing. Read read more

How to become a really good SEO

I’ve been doing SEO for 15+ years now and it’s been a long road of read more

Helpful content: What Google really evaluates?

Since the first Helpful Content Update in 2022, the SEO world has been thinking about read more

Interesting Google patents & research papers for search and SEO in 2024

In this article I would like to contribute to archiving well-founded knowledge from Google patents read more

Information gain score: How it is calculated? Which factors are crucial?

Information gain is one of the most exciting ranking factors for modern search engines and read more

Google API Leak: Ranking factors and systems

If you delve a little deeper into the Google API leak from 2024, you will read more

What is BM25?

BM25 is a popular ranking function used in information retrieval systems to estimate the relevance read more

LLMO: How do you optimize for the answers of generative AI systems?

As more and more people prefer to ask ChatGPT rather than Google when searching for read more