The Mythical Fruit Hierarchy
Not all Mythicals are equal. Venom, Ope, and Mochi are currently the titans of trading. Their value comes from their dual utility in both PvP and PvE (Dungeons/Bosses). When trading, prioritize fruits that have high demand in Battle Royale or Dungeon Farming, as these are the activities most players are grinding.
Battle Royale Farming
Battle Royale (BR) is the great equalizer. It requires no items to enter, and winning grants Legendary or Mythical Chests. A skilled F2P player can farm BR wins to amass a fortune in fruits without ever trading. If you are good at PvP, this is the fastest way to get rich. Selling BR wins (carrying) is also a common service, though risky.
The "All Seeing Eye" Investment
The All Seeing Eye (ASE) is the most stable investment in GPO. It never loses utility. If you can trade your way up to an ASE, you have effectively "beaten" the trading game. It holds value through every update because its 2x Drop Rate buff applies to everything. It is the ultimate hedge against fruit inflation.
Unobtainable Item Flipping
Items from past events (like the Elo Hammer or Cupid Wings) are unobtainable. Their supply decreases as players quit. Buying these "unobs" when they dip in price and selling them during content droughts (when players focus on collecting) is a consistent profit strategy.
Dark Root Liquidity
Don't underestimate Dark Roots. They are the "dollar bills" of GPO. If you have a high-value fruit that is hard to sell (like a low-demand Legendary), try breaking it down into Dark Roots or SP Resets. These smaller items are much easier to move and can be bundled together to buy something better later.