Be sure to notify Google about mobile content so that Googlebot-Mobile can crawl and index the mobile content.

FORBES: How to Dial Up Mobile SEO

Toward the end of last year, Google launched a new mobile user agent (Googlebot-Mobile) and index for mobile content.

FORBES: How to Dial Up Mobile SEO

Websites that dynamically serve content optimized for a mobile experience on the same URL should notify Google via the Vary HTTP header so that Googlebot-Mobile crawls and indexes mobile content for inclusion in the mobile index.

FORBES: How to Dial Up Mobile SEO