Suzanne Mumford hosts a GoMo webinar on mobilizing Web sites to improve advertising. Experienced mobile marketers might want to jump ahead through the first 15 minutes to find more advanced content, such as the 74% who are more likely to return to the site, which fosters customer loyalty. The webinar offers insight into the type of mobile features and content that visitors want. Google said mobile searches have grown 400% in the last two years, but many businesses still don't have mobile-optimized sites.