JupiterResearch has found that wireless subscriber growth is slowing due to market saturation. The research company predicts U.S. carriers will add only 26 million new subscribers in the next five years to reach 266 million in 2013. Adoption by teens and young adults will become nearly ubiquitous as the majority of the demographic already have [...]

JupiterResearch has found that rising popularity of social networking sites and other forms of communication including text messaging and mobile phone use are beginning to impact the effectiveness of email marketing, particularly the numbers of consumers that say promotional messages inspired purchases. According to a new report titled “The Social and Portable Inbox: Optimizing E-mail Marketing [...]