ABI research released survey data (n=1,000 US consumers) that show growth in daily mobile Internet access and healthy mobile response rates to ads. Here's what the data show at the top level:

• 27% of mobile Internet users have clicked on a banner or text link
• 28% of mobile phone users access Internet sites at least once a day from their phones vs. 16% in the company's 2008 survey
• Just under 45% of survey respondents, "while not enthusiastic, would accept promotions if they had some control over the process." This compares to 36% in the firm's 2008 survey. 
• Consumers are cautious about making purchases from their phones, with almost 3/4 citing security concerns as an inhibitor