The best strategy for the Lemonade Stand Game is to practice basic math skills and look for patterns. Also, keep inventory low and carry assets mainly in cash rather than cups.
Keeping the inventory low during game play is best due to the fact that the game throws a high, random spoilage rate at players. Too much inventory means bigger losses when random spoilage occurs.
The drawback to carrying a low inventory is the inability to take advantage of high risk runs, which are also high scoring runs. However, players with a low inventory rate score higher over the course of several games.