How to find a good content writer?

The world moves fast in online, and this is becoming more visible. Hardly find a company that does not have a website and increasingly more people express their views through a personal blog.
Obviously, when you have a website, you need to do know and need to do so as to be accessible, otherwise it is useless. There are many ways you can bring visitors to the site, but there is only one by which you can do to stay and return: quality content.
No matter how big the website promotion, no matter how much money you spend to grow in Google searches and no matter how good they look, if it does not provide useful information, is almost nonexistent.
If you have a web site, the first thing that you must invest time and money is content. This should solve problems, answer the questions that people often ask them or even to entertain, but to be of very good quality.