There is clearly more search value in long tail keywords as a whole than the popular keywords (70 % of all search queries comprise of long tail terms). (wpbeginner.com)
Because a blog on your site greatly helps with search value, meaning: you'll show up in Google more. (amarketingexpert.com)
Because a blog on your site greatly helps with search value, meaning: you'll show up on Google more. (bookworks.com)