Here are the steps to verifying your Square website by adding a meta tag to your home page's header. Make sure to grab your verification meta tag provided in the email from Kliken:
<meta name="google-site-verification" content="SOMESTRINGGOESHERE" />
1. Login at https://squareup.com/login
2. Once logged in click the Online icon
3. Next, click Settings from the left side menu
4. Under Google Verification, paste the full HTML meta tag provide in your checklist and/or email from us.