As a marketing professional, I spend a lot of time learning and educating on digital trends. With the current rate of growth, mobile marketing has been one of the most exciting to monitor. The data on user adoption is changing almost daily, with consumers actively changing the way they consume, share, and publish. To keep up with these changes, brands and media companies are regularly making advancements that impact our industry. For this column, I spent some time with my agency's mobile strategy team to define the top four current trends.