My opinion -
I was fortunate enough to obtain a review copy from the seller, who also provided me with two casino-related PBNs. Over all, the domains are nice and clean, the DA/PA is adequate, and the domains are from the casino niche; these will assist in providing good improvements for...
in my experiences
SEO always based on these 3 marketing
Content - (quality of content, keyword related and optimise , length , explanations , guide )
Site user experience (speed , loading speed, responsive , image guide indexing)
Backlinks (quality backlinks , related linsk , social , link...