Finding a reliable SEO partner in Europe is a minefield of empty promises....

https://sierra-wiki.win/index.php/Is_Onely_Really_That_Advanced_for_Technical_SEO%3F_A_Critical_Industry_Review

Finding a reliable SEO partner in Europe is a minefield of empty promises. Having spent twelve years managing international growth and vetting vendors across eleven markets, I’ve seen enough to know what actually works