The MMA report shows that the technology--which puts search engine features on mobile phones--is attractive to cell phone users. Some 41 percent say mobile search ads would not have an adverse impact on their use of the service. The survey, although small, found that adults with cell phones would try it. Respondents with an annual income of $50,000 to $75,000 conduct an average of 16 searches a month--the most of any segment.