Industry experts say that major search engine often change and refine their algorithms to structure search results, leading to more challenges for search engine optimization (SEO) specialists.

According Aaron Wall, who wrote a book about SEO, Google has a tendency not to work well with affiliate-based business models. Google would rather have itself as an affiliate, says Wall. He also claims that Google is more interested in making its site more user-friendly than ad-friendly.

Many say that the search engine giant has a Draconian way of running the company, because it regulates its Adwords service. This is critical for SEO experts.

Google is also harsh when it comes to sifting out spam and other black SEO techniques.

But there are also those who believe that Google Adwords allow for easier creation of successful SEO campaigns. The service is far cheaper compared to other online options.

Whether Google’s system benefits you or not, SEO experts are forced to optimize for the site, because it is the biggest search engine in the planet. Say what you want about their system, but in the end it still works.

The best way to ran an SEO campaign on Google is by staying updated on the changes.