Bet Tracking Spreadsheet vs App: Which Should You Use?
Pros and cons of tracking sports bets in a spreadsheet vs a bet tracking app vs automatic sync, plus a free spreadsheet column template and formulas.
Bet sizing, Kelly, units, tracking every bet and reading your own results.
Pros and cons of tracking sports bets in a spreadsheet vs a bet tracking app vs automatic sync, plus a free spreadsheet column template and formulas.
Comparing flat staking, percentage-of-bankroll staking and Kelly staking for sports betting, with simulations of growth, drawdowns and which suits you.
Why bettors use half or quarter Kelly instead of full Kelly, how much growth you give up, how fractional Kelly protects against overestimated edges, with examples.
A step-by-step method to analyze your sports betting history: ROI and CLV by sport, market, book, odds range and stake, with what each pattern means.
Why tracking every bet matters, exactly which fields to record (odds, stake, CLV, book, market), and how to track automatically instead of by hand.
How to set a betting bankroll, choose a unit size, size bets with flat staking or Kelly, survive downswings and know when to adjust, with examples.
How to calculate betting ROI and yield, ROI vs units vs win rate, what a good ROI looks like by market, and how sample size affects what ROI means.
General guide to how US sports betting winnings are treated for taxes, what forms books may send, why complete records matter, and what to keep. Not tax advice.
How the Kelly criterion sizes bets from edge and odds, worked examples, why full Kelly is dangerous with estimated edges, and how to use it safely.
What betting tilt and loss chasing look like, why they happen, the warning signs, and practical guardrails (limits, cooldowns, self-exclusion) that actually work.
What a betting unit is, how to choose your unit size, why records are measured in units, and how to read "+25 units" claims critically.