Verifying your website with Google can you give you several advantages. Google have many tools provided to give you even further control of your website.
How to verify
To verify, you have a number of options. We recommend these:
- Add the Google Analytics code you use to track your site. To use this option, you must be an administrator on the Google Analytics account, and the tracking code must use the new asynchronous snippet.
Read more: https://support.google.com/webmasters/answer/answer.py?answer=185871
To add the Google Analytics code to your website, access your account settings.
Then click on the Settings tab.
Verify via your domain name provider. To use this method, you must be able to sign in to your domain name provider (for example, GoDaddy.com or networksolutions.com) or hosting provider and add a new DNS record.
Read more: https://support.google.com/webmasters/answer/answer.py?answer=176792