With the widespread use of smart phones and other mobile devices, more and more people are starting to make money from applications, or apps. Such appreneurs include people of all ages and they can live anywhere ______ 11 the app business can be run without an office. To get started, the first step is to sign up as a developer with the platform ______ 12 you are going to create your apps. ______ 13 to popular belief, an appreneur does not have to be a programmer himself or herself. Today, a lot of people use apps to play games, learn languages, track their health, and meet new friends, to name but a few. They enjoy the ______ 14 of instantly getting something they find useful. They are willing to rely on apps to make their lives simpler and more productive. This is exactly why the app market is expected to be ______ 15 even faster in the years to come. Welcome to the age of apps!