Did you look at the examples in the article? "Google rank does not apply to subdomains. The subdomain does not inherit any of the rank of the parent." Enter coupons.businessinsider.com, coupons.cnn.com, or…
Did you look at the examples in the article? "Google rank does not apply to subdomains. The subdomain does not inherit any of the rank of the parent." Enter coupons.businessinsider.com, coupons.cnn.com, or…