Social Proofing Tactics

1. Voluntary Exchange vs Forced Exchange (Virtual Economy Gamification Tips)
2. Player Transactions vs In-Game Transactions (Virtual Economy Gamification Tips)
3. Economic Growth vs Economic Stagnation (Virtual Economy Gamification Tips)
4. Economic Value vs Intrinsic Value (Virtual Economy Gamification Tips)
5. In-App Purchases vs In-Game Purchases (Virtual Economy Gamification Tips)