Going freemium and generating revenue through in-app purchases has become wildly successful. Techcrunch reports that 76% of all mobile app revenue was via in-app purchases earlier this year, up from 50% last year.
But just having in-app purchases in your app is not enough to start generating revenue. Some planning and operational maneuvering is required. Here’s a great guide (slideshare embed) that covers the high-level constituents of a monetization plan: