Options Trading Guides

Deep dives into Bull Put Spread strategy — trade with data, not emotion

VIXimplied volatilityoptions indicators

What Is VIX? The Fear Index Every Options Trader Should Know

VIX isn't just a sentiment gauge. For options sellers, it's one of the most direct signals for whether the current environment is worth trading in.

2026-03-12·6 min read
BPS P&Loptions profit lossFirstrade

How to Read BPS P&L on Your Broker: A Line-by-Line Breakdown

Most brokers — including Firstrade — show each leg of a Bull Put Spread separately, with opposite signs, and no combined total. Here's exactly how to add them up and know what you're actually making.

2026-03-12·5 min read
skewvolatility skewimplied volatility

What Is Options Skew? Why Downside Protection Always Costs More

Same underlying, same expiration, same distance from current price — why does selling puts always pay more than selling calls? It's not random. It's market structure.

2026-03-12·6 min read
options liquiditybid-ask spreadopen interest

Options Liquidity and BPS: The Hidden Cost You're Probably Ignoring

Bid-ask spreads, open interest, volume — these numbers look boring until you enter a Bull Put Spread on a thinly traded name and realize the market maker just took a third of your premium before you even started.

2026-03-12·7 min read
individual stock skewvolatility skewimplied volatility

Individual Stock Skew: Why the Same Delta Carries Different Risk on Different Stocks

A Delta -0.15 BPS on JNJ and a Delta -0.15 BPS on NVDA are not the same trade. Individual stock skew reveals what the market is pricing into your specific name — and how much hidden risk is baked into your premium.

2026-03-12·8 min read
implied volatilityIVoptions pricing

What Is Implied Volatility (IV)? A Story-First Explanation

IV is the core of options pricing and the main edge source for sellers. Explained with real market stories and concrete numbers.

2026-03-12·6 min read
Options IncomeSell PutsBull Put Spread

Why I Stopped Buying Stocks and Started Selling Puts Instead

Most investors buy stocks and hope they go up. I flipped the model — now I collect premium income whether the market rises, stays flat, or drops a little. Here's exactly how I think about it.

2026-03-10·6 min read
BPS ScreenerBull Put SpreadOptions Trading

BPS Screener Explained: How It Reads the Market and Surfaces Trade Candidates

The BPS Screener automatically detects market regime from VIX, selects the right parameter set, and outputs ranked spread candidates with probability data. Here's exactly how it works.

2026-03-09·5 min read
BPS BacktestOptions StrategyBacktesting

We Backtested 846 BPS Trades: 5 Findings That Changed Our Strategy

Real findings from 20 months of Bull Put Spread backtesting data — including why IV Rank filtering hurts performance, why delta stops kill winners, and why AAPL and MSFT are bad for BPS.

2025-02-15·6 min read
Options GreeksDeltaTheta

Options Greeks Explained: Delta, Theta, Vega, Gamma in Plain English

No math degree required. A plain-English breakdown of Delta, Theta, Vega, and Gamma — and what each one actually means for Bull Put Spread traders.

2025-02-01·8 min read
IV RankImplied VolatilityIVR

What Is IV Rank? One Analogy That Makes It Click

The clearest explanation of IV Rank (IVR) for options traders: what it actually measures, why it matters for premium selling, and one counterintuitive finding from our own backtesting.

2025-01-22·7 min read
Bull Put SpreadBPS StrategyOptions Trading

Bull Put Spread: How I Collect $1 Credit on a $5 Spread (Step-by-Step)

Sell a put, buy a cheaper one, keep the credit. Entry rules: IVR > 50%, delta -0.10 to -0.16, 30-45 DTE. Max loss capped at $400/contract. Real examples and exit rules included.

2025-01-15·7 min read