For those writing blog posts and articles for web sites, Google's constant evolution as a search engine can be overwhelming - how can you get your content noticed by Google and therefore found and read by people (other than your mother and your friends)?
The answer to that question seems to change every day, but the key is providing the best writing you can create for your intended reader. And Google isn't aloof - there are lots of helps provided by Google online to help you reach your goals.
Google Webmaster Tools are available to you here. Perhaps an easier way to learn the basics is to watch a few Google instructional videos, like this one: