◆ Price is what you pay, value is what you get◆ Support is a zone, not a line◆ Volume confirms moves◆ Risk first, reward second◆ Earnings ≠ cash flow◆ Diversify across uncorrelated risks◆ RSI measures momentum, not direction◆ P/E needs context◆ Price is what you pay, value is what you get◆ Support is a zone, not a line◆ Volume confirms moves◆ Risk first, reward second◆ Earnings ≠ cash flow◆ Diversify across uncorrelated risks◆ RSI measures momentum, not direction◆ P/E needs context

Glossary

Terms, defined plainly

AssignmentOptions: Being required to fulfil a short option's obligation after the holder exercises.; Lesson: Expiration, exercise and assignment
Open interestOptions: Number of option contracts outstanding that have not been closed or exercised.; Lesson: Option liquidity and bid-ask spreads