Definitely you can control it as you are the owner. It's just the same way as how webmasters moderate posts in their forum. You should be aware how crucial content is in SEO and the content in your site are nothing but mostly keywords stuffed that surely raises a red flag in Google. Building links and onpage optimization will be unhelpful if it goes like this for all content.
First of all start on page optimization... and put high quality contents on your website and after that start off page optimization like article submissions, press release and many more relevent to your website.