Beta
    EventsArbitrageWhalesSocialLearnArticlesPortfolio
    Sign inBeta

    Weekly Market Brief

    Arbitrage alerts, platform updates, and top movers — one email per week.

    Real-time prediction market odds, cross-platform arbitrage, and market analytics — all in one place.

    About·Terms·Privacy·Editorial
    • How It Works
    • Getting Started
    • Best Apps
    • Fees Guide
    • Tax Guide
    • Settlement Rules
    • Glossary
    • All guides →
    • Kalshi
    • Polymarket
    • FanDuel Predicts
    • Robinhood
    • DraftKings
    • PredictIt
    • Kalshi vs Polymarket
    • All platforms →
    • Markets
    • Arbitrage
    • Whale Tracking
    • Leaderboard
    • Articles
    • Regulatory Tracker
    • State Checker
    • Politics
    • Economics
    • Crypto
    • Sports
    • Entertainment
    • Weather

    Disclaimer: PredictionMarkets.us provides arbitrage information, market data, and educational content for informational purposes only. We do not guarantee the accuracy, completeness, profitability, availability, or timeliness of any opportunities displayed on this page. PredictionMarkets.us is not responsible for: trading losses or financial damages, incorrect or outdated odds/pricing, delays in market updates, platform outages or exchange errors, failed trades or execution issues, account restrictions or limitations imposed by third-party platforms, changes in market conditions, tax or legal consequences resulting from trading activity. Users are solely responsible for conducting their own research and making their own financial decisions. Trading prediction markets involves risk, and past performance or displayed arbitrage opportunities do not guarantee future results. PredictionMarkets.us is not a broker, financial advisor, investment advisor, or gambling operator.

    © 2026 PredictionMarkets.US

    For informational purposes only. Not financial advice.

    1. Home
    2. All Guides

    Complete directory · Updated April 2026

    All Guides

    Every guide on PredictionMarkets.us — 175 explainers across platforms, regulation, fees, strategy, and trust & safety. Filter below or search any topic to jump right in.

    Latest articles ·Curated literacy hub ·Compare platforms
    Category:

    Showing all 175 guides

    Fundamentals17 guides

    Fundamentals

    Brand new? Begin with the fundamentals.

    View category hub
    • Prediction Markets for Beginners

      8 min
    • How Prediction Markets Work

      10 min
    • Why Prediction Markets Move

      9 min
    • Best Prediction Market Apps

      12 min
    • Glossary

      Reference
    • Platform Transparency Scores

      8 min
    • Do Prediction Markets Cause Events?

      8 min
    • Why Do Traders Lose Money?

      8 min
    • Contract Wording Guide

      9 min
    • Are Prediction Markets Gambling?

      8 min
    • Who Has Information Advantage?

      10 min
    • Can Retail Traders Win?

      10 min
    • How Accurate Are Prediction Markets?

      10 min
    • Why Settlement Sources Differ

      8 min
    • Why Odds Move Before News

      8 min
    • Why Markets Disagree on the Same Event

      9 min
    • Contradictory Headlines & Market Reactions

      7 min
    How-To47 guides

    How-To

    Step-by-step guides for common questions and problems.

    View category hub
    • How to Read Prediction Market Prices

      7 min
    • How to Exit an Illiquid Prediction Market

      6 min
    • New

      Polymarket Troubleshooting Hub — All Common Issues

      20 min
    • New

      Why did my Polymarket order look filled, then fail or freeze?

      7 min
    • New

      Why Polymarket's App Shows the Wrong P&L After a Baseball Game Settles

      9 min
    • New

      Polymarket 'View-Only Mode' Explained — How the Geofence Works

      8 min
    • New

      How Polymarket's Up-or-Down Crypto Markets Work

      8 min
    • New

      Kalshi Troubleshooting Hub — Restrictions, Payouts & Settlement

      15 min
    • New

      Kalshi Multi-Leg Cashout Math: Why a Combo Cashes Out Below Max

      6 min
    • New

      Kalshi Order Types During a Price Spike — Limits, Quick Orders, and Why There's No Stop-Loss

      8 min
    • How Prediction Markets Resolve

      11 min
    • When Your Funds Are Stuck

      9 min
    • What Happens When a Market Resolves Wrong?

      9 min
    • Kalshi Fractional Pricing

      6 min
    • New

      Coinbase Prediction Markets Troubleshooting Hub

      12 min
    • New

      Robinhood Predictions Troubleshooting Hub

      10 min
    • What If the Player Doesn't Play?

      6 min
    • Why Did Money Appear in My Account?

      5 min
    • Why Does My Balance Look Wrong?

      6 min
    • Why Is My P&L Wrong?

      6 min
    • Why Bots Lose Money on Execution

      7 min
    • Why Charts Look Wrong After Close

      5 min
    • How Markets Settle

      8 min
    • Fee Calculator

      Tool
    • Payout Calculator

      Tool
    • How Prediction Market Payouts Work

      7 min
    • How Prediction Market Prices Work

      8 min
    • Why Did My Payout Drop?

      7 min
    • For Finance Professionals

      11 min
    • For Sports Bettors

      10 min
    • Arbitrage Explained

      11 min
    • Systematic Trading Guide

      14 min
    • What Gives You Edge on Polymarket

      12 min
    • Why 99\u00a2 Bets Aren't Free Money

      8 min
    • How to Read Price Spikes

      8 min
    • How Markets Know Who Won

      8 min
    • How Markets Get Listed

      8 min
    • Settlement Sources Explained

      9 min
    • How Timing Contracts Work

      7 min
    • Kalshi Weather Settlement

      8 min
    • How Markets React to Live Events

      8 min
    • Real vs Fake Arbitrage

      8 min
    • Reading Geopolitical Event Odds

      9 min
    • Guide for Sportsbook Users

      9 min
    • Setting Market Alerts

      6 min
    • Updated

      Prediction Market Tools Taxonomy

      10 min
    • ForecastEx 1099 Issues

      6 min
    Platforms35 guides

    Platforms

    In-depth reviews of every major prediction market.

    View category hub
    • New

      What Changes With Polymarket V2 on April 22

      7 min
    • New

      Prediction Market Platform Architecture Map

      9 min
    • New

      Polymarket US Waitlist — How It Works

      6 min
    • Kalshi Mentions Markets — Why They Resolve The Way They Do

      6 min
    • New

      Polymarket Resolution Clauses — When Markets Resolve 50-50

      7 min
    • Polymarket Funding Guide

      8 min
    • Kalshi \u2014 Full Review

      15 min
    • Polymarket \u2014 Full Review

      14 min
    • Robinhood Predictions

      12 min
    • FanDuel Predicts

      12 min
    • DraftKings Predictions

      13 min
    • Coinbase Predictions

      10 min
    • PredictIt Guide

      10 min
    • Sleeper Markets

      8 min
    • Interactive Brokers ForecastEx

      10 min
    • Metaculus

      10 min
    • Novig

      9 min
    • Underdog

      8 min
    • PrizePicks

      8 min
    • Sporttrade

      9 min
    • Plus500

      8 min
    • Betr

      7 min
    • Crypto.com

      8 min
    • DAZN

      7 min
    • Fanatics Markets

      8 min
    • Kraken

      8 min
    • Smarkets

      9 min
    • Webull

      8 min
    • All Platforms \u2192

      Index
    • Entity Routing Map

      Reference
    • Earnings Mentions Markets

      7 min
    • Wrapper Platform Explainer

      7 min
    • Partnerships Tracker

      Reference
    • Prop Firms

      8 min
    • New Platforms Coming in 2026

      8 min
    Markets by Topic10 guides

    Markets by Topic

    Explore prediction markets organized by topic — politics, sports, crypto, weather, and more.

    View category hub
    • Economics & Macro Markets

      12 min
    • Politics Prediction Markets

      11 min
    • Sports Prediction Markets

      10 min
    • 2026 Midterm Elections

      10 min
    • Weather Prediction Markets

      12 min
    • Entertainment & Awards Markets

      10 min
    • Crypto Prediction Markets

      11 min
    • Are Geopolitical PMs Legal?

      8 min
    • Not Affected by Sports Ban

      7 min
    • New

      Finance-First Prediction Markets

      8 min
    Comparisons14 guides

    Comparisons

    Head-to-head guides across platforms and contracts.

    View category hub
    • Kalshi or Polymarket?

      Tool
    • Kalshi vs Polymarket Vig

      7 min
    • Kalshi Combos vs Sportsbook Parlays

      8 min
    • Best Terminal for Kalshi

      7 min
    • Switch to Kalshi

      6 min
    • Fee Comparison: All Platforms

      6 min
    • Contract Compare: Same Event, Different Platforms

      10 min
    • Contract Settlement Compare

      9 min
    • Which Platform Should I Use?

      Tool
    • Kalshi vs. Polymarket

      10 min
    • FanDuel vs. DraftKings Predictions

      9 min
    • Prediction Markets vs. Sports Betting

      9 min
    • Prediction Markets vs. Gambling

      10 min
    • Prediction Markets vs. Polls

      9 min
    Regulation33 guides

    Regulation

    CFTC, state bans, and where you can legally trade.

    View category hub
    • New

      Regulatory Tracker

      Reference
    • New

      State Actions Tracker

      Reference
    • New

      Federal vs State PM Calendar — Next 90 Days

      7 min
    • New

      Congressional Bills Tracker

      Reference
    • New

      PM Insider-Trading Enforcement Tracker — 7 Cases, 8 Bills, 3 Tiers

      10 min
    • New

      State Insider-Trading Executive Orders Tracker (CA, IL, NY)

      9 min
    • New

      International Prediction Market Regulatory Actions Tracker

      8 min
    • New

      Prediction Market ETFs: 18 SEC Filings Tracker

      9 min
    • New

      Newsroom Prediction Market Ethics Tracker

      9 min
    • New

      Polymarket Geographic Restrictions — API/Auth, Geoblock & 403 Checks

      8 min
    • New

      Brazil's CMN Resolução 5.298 — First Foreign-Sovereign PM Ban

      10 min
    • New

      Brazil's Anatel 27-Platform Block (Apr 24, 2026)

      9 min
    • New

      Kentucky HB 904 — First Enacted State Law on Sportsbook-PM Crossover

      8 min
    • New

      PM Industry Valuations & Volume (2026)

      8 min
    • New

      Institutional-Data Distribution Map

      7 min
    • New

      Prediction Markets × Perpetuals Launch Map — Kalshi Timeless vs Polymarket Perps

      7 min
    • Is Polymarket Regulated?

      7 min
    • Ohio $5M Fine: Can I still use Kalshi?

      6 min
    • Warsh Fed Chair: Polymarket Stake Explained

      8 min
    • Kalshi Controversy

      10 min
    • Polymarket Legal Status

      8 min
    • Nevada Injunction Impact

      7 min
    • State Regulations Guide

      10 min
    • Legal in California?

      7 min
    • CFTC Enforcement History

      14 min
    • Prediction Market Ban Bills

      11 min
    • Why People Want to Ban Prediction Markets

      9 min
    • Can Government Officials Trade?

      8 min
    • Will Election PMs Be Banned?

      10 min
    • CFTC Sues States

      9 min
    • Federal vs State Legal Status

      10 min
    • Taxes & Unrealized Gain Traps

      8 min
    • Prediction Market Tax Guide

      10 min
    Trust & Safety19 guides

    Trust & Safety

    How markets resolve, handle disputes, and protect you.

    View category hub
    • New

      Polymarket Support Will Never DM You First: Spotting Impostor Scams

      8 min
    • New

      The Van Dyke / Maduro Polymarket Insider Trading Case — Explained

      12 min
    • New

      How Polymarket Resolves Weather Markets — And What Happened at Roissy

      9 min
    • Are Prediction Markets Legitimate?

      12 min
    • Resolution Dispute Audit

      10 min
    • Can Prediction Markets Be Manipulated?

      10 min
    • Is Kalshi Safe?

      8 min
    • Is Polymarket Insider Trading?

      9 min
    • Polymarket Wallet Transparency

      7 min
    • Can You Lose More Than You Bet on Polymarket?

      6 min
    • New

      How Concentrated Is Prediction-Market Profit?

      8 min
    • Self-Exclusion Guide

      6 min
    • How to Evaluate Polymarket Wallets

      9 min
    • When to Trust Market Prices

      9 min
    • Are Markets Corrupt?

      10 min
    • Manipulation Taxonomy

      9 min
    • Is Insider Trading Legal on Prediction Markets?

      10 min
    • Insider Trading (General Primer)

      9 min
    • Tools to Detect Insider Trading

      8 min

    Looking for something else?

    Compare platforms, read the latest analysis, or start with the curated literacy hub.

    Compare platforms Latest articles Literacy hub Home