Gambling mechanics

1. Pay-to-Win vs Free-to-Play (Virtual Economy Gamification Tips)
2. Player Advancement vs Player Improvement (Gamification Player Progression Tips)
3. Virtual Budget vs Game Budget (Virtual Economy Gamification Tips)
4. Economic Constraints vs Game Constraints (Virtual Economy Gamification Tips)
5. In-App Purchases vs In-Game Purchases (Virtual Economy Gamification Tips)
6. Tradable Items vs Non-Tradable Items (Virtual Economy Gamification Tips)
7. Virtual Goods vs Digital Goods (Virtual Economy Gamification Tips)
8. Virtual Resources vs Game Resources (Virtual Economy Gamification Tips)
9. Economic Strategy vs Game Strategy (Virtual Economy Gamification Tips)
10. Game Economy vs Virtual Economy (Gamification Achievement Systems Tips)
11. In-Game Economy vs Real Economy (Virtual Economy Gamification Tips)
12. In-Game Purchases vs Microtransactions (Player-Centric Gamification Tips)
13. Item Rarity vs Item Value (Virtual Economy Gamification Tips)
14. Microtransactions vs Macrotransactions (Virtual Economy Gamification Tips)
15. Player Rewards vs Game Rewards (Gamification Achievement Systems Tips)