Google Enables Simpler Multiple Owner Verification for Webmaster Tools

Finally, shared site ownership is possible without having to go through the meta tag or HTML file verification process. The Google Webmaster Central Blog has mentioned that a verified user can add new users by going to the Verification Details page or the Verification home page . That (Verification Details page) page will show you information about the site as well as a list of any other verified owners.

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Google Enables Simpler Multiple Owner Verification for Webmaster Tools