Mobile is becoming the dominant medium for advertising over television according to industry leaders. Marketers should invest heavily in mobile given that there are now over 5 billion mobile connections worldwide, more than PCs and televisions combined. By 2013, mobile phones will surpass PCs as the most common device for internet access. Smartphone adoption and sales are rising dramatically. Mobile offers marketers the unique ability to target consumers based on devices, locations, interests and behaviors, making it a highly effective advertising platform.