Is poor content affecting my SEO ranking?
 

Hi,

Is poor content or no content affect SEO ranking on Google?

I can't add anymore content to this website, can i create a blog? will it help?

Yes, content effects on SEO, blog is vital to the main website pages where you can inform content to promote your targeted pages of the website.

Yes, content is very important in SEO which should be of quality, informative to readers. So content should be proper and relevant.

Yes,.the poor content definitely will affect the SEO.