Making sure search engines can index your site is absolutely crucial
This issue applies mostly to Wordpress sites because often the default settings is to not allow indexing by search engines. THis is silly if you are looking for your site to be found, because that is the only way Google and other search engines will be able to know that your site exists. Essentially, Google is constantly "crawling" or scanning the internet for new website and updates to existing sites so that it can provide these sites to people searching for them.
In your Wordpress admin go to Settings>Reading>Uncheck box that says "discourage search engines from indexing this site"
That's all, here's the next step to make sure your site is friends with Google search ->