FRom Link-Assist.com : Get you site to be Mobile FriendlyPosted by Dave Yadallee on
1. Learn where you stand in terms of mobile
2. Choose your mobile solution (if you don't have one yet)
3. Adhere to mobile optimization best practices
4. Avoid these mobile design mistakes
5. Use these tools to improve your mobile rank
Please read the full article.
And please use Google Webmaster tool to verify Mobile friendliness