Concepts
Plain-English guides from basics to advanced strategies. No jargon required.
Basics
What is an Option?
Definition of calls and puts with everyday analogies. Rights vs obligations, contract specs.
Calls vs Puts Explained
When to buy calls vs puts, payoff diagrams, and real-world examples.
Intrinsic vs Time Value
What makes up an option's price and how time decay works.
Moneyness: ITM, ATM, OTM
Understanding in-the-money, at-the-money, and out-of-the-money.
Risks of Trading Options
Total loss of premium, leverage, liquidity, vol crush, and complexity — what to know before you trade.
The Risk of Selling Options
Naked calls, naked puts, margin, assignment, and gap risk — what every option seller must understand.
Advanced
The Greeks Explained
Delta, Gamma, Theta, Vega, Rho — what they mean and how to use them.
Understanding Implied Volatility
IV vs historical vol, volatility smile/skew, and how to read IV.
The Black-Scholes Model
Intuitive explanation of the model, the formula, assumptions and limitations.
Put-Call Parity
The fundamental arbitrage identity linking calls and puts. Formula, examples, and how traders use it.
Common Option Strategies
Spreads, straddles, condors, butterflies — when and how to use them.