Whole way of developing and maintaining an LTV model for Crazy Panda game starting from the very rough extrapolation models at the soft launch to more accurate user-based Machine Learning models for mature products. Moreover, we will peek into the main obstacles on our way and how to overcome them. How is LTV calculation different for new games at soft launch phase vs mature products? - Presentation run during on of GameCamp webinars; http://www.gamecamp.io/events/understanding-prediction-ltv/ - All GameCamp webinars: http://www.gamecamp.io/events/