Below, Charlie Munger lays out Four Filters he and Warren use to pick investments. Charlie's four filters of investment are:
1. Understand the Business
2. Sustainable Competitive Advantages
3. Able and Trustworthy management
4. Bargain Price and Margin of Safety
1. Understand the Business
2. Sustainable Competitive Advantages
3. Able and Trustworthy management
4. Bargain Price and Margin of Safety