Expansion packs

1. Downloadable Content (DLC) vs Expansion Pack (Player-Centric Gamification Tips)
2. Financial Management vs Resource Management (Virtual Economy Gamification Tips)
3. Demand vs Supply (Virtual Economy Gamification Tips)
4. In-App Purchases vs In-Game Purchases (Virtual Economy Gamification Tips)
5. Mobile Gaming vs Console Gaming (Player-Centric Gamification Tips)