# Pool Guides & Strategy > Guides to pool formats, rules and strategy, and comparisons of pool-hosting apps. Source: https://piksheet.com/blog Last updated: 2026-10-07 - [How NFL Survivor Pools Work: Rules, Eliminations, and Edge Cases](https://piksheet.com/blog/how-nfl-survivor-pools-work): The complete guide to NFL survivor pool rules: weekly picks, no team reuse, ties, missed picks, multiple entries, and what happens when everyone loses at once. - [Survivor Pool Strategy: When to Burn Your Best Teams](https://piksheet.com/blog/survivor-pool-strategy): Survivor pool strategy beyond 'pick the biggest favorite': expected value vs survival odds, future planning, when to go contrarian, and the mistakes that end seasons. - [NFL Confidence Pool Rules and Strategy: The Complete Guide](https://piksheet.com/blog/nfl-confidence-pool-rules-strategy): How confidence pools work: pick every game, rank them 1–16, score the value on correct picks. Rules, tiebreakers, and where the points are actually won and lost. - [How to Run an Office NFL Pick'em Pool: A Commissioner's Guide](https://piksheet.com/blog/how-to-run-office-nfl-pickem-pool): Everything a first-time commissioner needs: choosing rules, collecting entries, handling picks and scoring, avoiding the classic disputes, and keeping 40 coworkers engaged for 18 weeks. - [How Super Bowl Squares Work (and the Best Numbers to Hope For)](https://piksheet.com/blog/super-bowl-squares-how-box-pools-work): Box pool rules explained: the 10×10 grid, random number assignment, quarter-by-quarter winners, payout splits, and why 0 and 7 are the numbers everyone wants. - [Against the Spread vs. Straight Up: Which Should Your Pool Use?](https://piksheet.com/blog/against-the-spread-vs-straight-up): The real tradeoffs between straight-up and against-the-spread pool scoring: skill, parity, casual-player friendliness, and which formats each one fits best. - [What Is a Margin Pool? The NFL's Most Underrated Format](https://piksheet.com/blog/what-is-a-margin-pool): Margin pool rules and strategy: pick one NFL team a week, score their margin of victory (negative if they lose), no team reuse. Why it might be the best season-long format. - [The 7 Best NFL Pool Formats — and How to Pick One for Your Group](https://piksheet.com/blog/best-nfl-pool-formats): Pick'em, survivor, confidence, margin, High 5, Best Bet, and squares compared: effort level, skill vs luck, group size, and which format fits which crowd. - [PikSheet vs. RunYourPool, OfficeFootballPool, and Splash Sports: Which NFL Pool Host Should You Use?](https://piksheet.com/blog/piksheet-vs-runyourpool-officefootballpool-splash-sports): RunYourPool, OfficeFootballPool, and Splash Sports are all the same company, Splash — compared here to PikSheet for running a private NFL survivor, pick'em, or confidence pool: sports covered, mobile apps, and how each platform handles real money. - [PikSheet vs. OfficePoolStop and SurvivorFootball: Which NFL Pool Host Should You Use?](https://piksheet.com/blog/piksheet-vs-officepoolstop-survivorfootball): OfficePoolStop, SurvivorFootball, and PikSheet compared for running a private NFL pool: pricing model, format range, and the mobile app experience. - [PikSheet vs. Sunday Survivor: Which NFL Survivor Pool App Should You Use?](https://piksheet.com/blog/piksheet-vs-sunday-survivor): Sunday Survivor and PikSheet compared for running an NFL survivor pool: format range beyond survivor, and the mobile app experience. - [PikSheet vs. ALA Survivor Series: Which Survivor Pool App Should You Use?](https://piksheet.com/blog/piksheet-vs-ala-survivor-series): ALA Survivor Series and PikSheet compared for running an NFL survivor pool: survivor variants, format range, and the mobile app experience. - [The Best NFL Pool Apps in 2026](https://piksheet.com/blog/best-nfl-pool-apps-2026): PikSheet, RunYourPool, OfficeFootballPool, Splash Sports, OfficePoolStop, Sunday Survivor, and ALA Survivor Series compared for running a private NFL pool this season. - [PikSheet on iOS and Android: How Push Notifications Stop Missed Picks](https://piksheet.com/blog/piksheet-ios-android-push-notifications): PikSheet's native iOS and Android apps are live now, with push notifications for pick reminders, pool results, and pool activity. Here's what that actually fixes. - [Entry Co-Owners: Share Pick Access on a Single PikSheet Entry](https://piksheet.com/blog/share-a-pool-entry-with-a-co-owner): PikSheet entries can now have co-owners — add someone by username to share pick access on one entry across all seven pool formats, with the same reminders and results the owner gets. - [What Is One and Done Fantasy? The Pool Format Only PikSheet Runs](https://piksheet.com/blog/what-is-one-and-done-fantasy): One and Done Fantasy pool rules: start a full lineup every week under standard, half-PPR, or PPR scoring, with no player reuse all season. Why it's a format only PikSheet runs, and where it lives alongside Pick'em, Survivor, and Box pools. --- Most pages on https://piksheet.com have a markdown version: add .md to the URL (the home page is https://piksheet.com/index.md) or request the page with `Accept: text/markdown`. https://piksheet.com/llms.txt lists every page and links each markdown version.