This is absolutely correct. blog.mybusiness.com is treated as an entirely different domain to mybusiness.com The only way to get any SEO benefit is to use a s

This is absolutely correct. blog.mybusiness.com is treated as an entirely different domain to mybusiness.com The only way to get any SEO benefit is to use a subdirectory like: mybusiness.com/blog/ Wordpress is very easy to install just make sure you upgrade it once a month.