Golf Tutorials

What Are Golfers Looking at in Their Notebooks?

By Spencer Lanoue
July 24, 2025

Ever watch a PGA Tour pro or a serious amateur on TV step away from their bag, pull out a small notebook, and stare at it intently before a shot? It’s not a secret diary or a grocery list. What you're seeing is a carefully curated game plan, a personal caddie in paper form designed to replace guesswork with confidence on every single swing. This article will break down exactly what golfers are looking at in those notebooks and how you can start creating your own to play smarter, more confident golf.

The Myth vs. The Reality of the Golfer's Notebook

From a distance, the pages of a yardage book can look like an advanced physics equation, filled with cryptic numbers, arrows, and scribbled notes. It’s easy to assume it’s an overly complicated practice reserved only for elite players. But the reality is much simpler, and the goal is universal: to make decision-making on the golf course easier, not harder.

A golfer’s notebook is a personalized tool. At its core, it’s about doing the hard thinking before you get to the ball so that when you’re standing over a shot, your mind is quiet and committed. It contains distilled information that helps answer critical questions like: "Where is the absolutely safest place to land this tee shot?" "What club do I really hit 155 yards uphill?" and "Where is the one spot I absolutely cannot miss on this green?" While the level of detail might vary, from the scratch player to the weekend warrior trying to break 90, the purpose remains the same: preparation fosters confidence.

Anatomy of a Yardage Book: The Foundation of Every Notebook

The heart of most golf notebooks is the yardage book, which can be either a professionally printed book from the course or a simple blank notebook you map yourself. This is where all the objective, on-course data lives. Think of it as creating a strategic map for navigating each hole.

Mapping the Tee Shot

Making a smart plan off the tee sets the tone for the entire hole. Bad decisions here can lead to blow-ups before you’ve even had a chance to attack the green. Golfers use their notebooks to jot down key distances and targets that guide their tee shot strategy. This isn't just about the total yardage of the hole, it's about dissecting it.

  • Carry &, Run-out Distances: How far is it to carry that fairway bunker on the right? If I hit my driver its usual distance, will I run through the fairway into the rough on that dogleg? Notes like "235 carry over bunker" or "Fairway ends at 265" are extremely valuable.
  • Ideal Landing Zones: Instead of vaguely aiming "down the middle," a smart golfer identifies a specific landing area. A note might say, "Best approach from the left side of the fairway" and include the distance to that spot. This turns a huge fairway into a small, manageable target.
  • Charting Trouble: Highlighting no-go zones is as important as picking good targets. A quick note like "OB all down the right" or "Miss left = Trees/Jail" is a powerful mental reminder to favor the opposite side. Golfers will often draw their desired shot shape, like a gentle fade that starts at the left-side trouble and curves back toward the fat of the fairway.

Dialing in Approach Shots

Once the ball is in play, the notebook comes out again for the most important shot in golf: the approach. The notes for approach shots are all about precision and managing misses.

  • “Plays-Like” Yardages: The number on the sprinkler head is just a starting point. A golfer’s notebook will contain adjustments based on experience. A 150-yard shot that plays significantly uphill might have a note that says "+10 yards, play it 160." A downhiller might be noted as "-1 club." This is real, usable yardage, not just a raw number.
  • Front, Middle, and Back Numbers: Knowing the distance to the pin is good, but knowing the distance to carry the front edge of the green and the distance to the back edge is expert-level strategy. A note like "145 front, 158 back" helps a player understand that a well-struck shot anywhere between those two numbers is safe. It gives you permission to be aggressive or a clear reason to play cautiously.
  • Safe Misses &, No-Go Zones: Pro golfers are brilliant at managing their misses. Their notebooks will often have the green quadrant marked with a "safe zone" or an "X" over a "no-go zone." Missing on the side with a deep bunker and a short-sided pin is a recipe for a double bogey. A note reminding you that "Anything left of the pin is dead" can be the difference between a simple up-and-down and a frustrating 6.

Charting the Greens

This is where notebooks get really detailed. A good putting round can save any amount of poor ball-striking, and understanding the subtleties of the greens is fundamental. Players use their notebooks to create a putting and chipping guide for every hole.

  • Mapping Slopes: The most common markings are small arrows drawn across the green. These show the general direction of the slope and break. Players will identify high points, ridges, and collection areas. Once you know that "everything breaks away from the back bunker," you read every putt on that green with more clarity.
  • Tricky Pin Locations: Players will often make notes on specific pin positions from previous rounds. A comment like, "Front-left pin is a sucker pin, ball will roll off the green" means you know to aim for the center of the green, take your two-putt, and walk away happy.
  • Grain Direction: On courses with grainy grasses like Bermudagrass, noting the direction of the grain is a significant advantage. A simple marking like "Into Grain - Slower" or "Down Grain - Faster" can dramatically affect the speed and break of a putt.

Beyond the Numbers: The Mental Game and Strategic Notes

A well-used notebook transcends pure data. It becomes a manual for the mental and strategic side of golf, which is often what truly separates players.

Pre-Shot Routine Cues

Under pressure, it’s easy to rush and let bad habits creep in. That’s why many golfers write down a few simple triggers or swing thoughts to ground their pre-shot routine. It's not a list of 10 complex mechanics, but one or two simple feelings.

  • Example Cues: A single word like "Tempo," "Breathe," or "Finish" can be enough to reset focus. Others might write a short phrase: "See the shot, feel the swing," or "Commit and go." These aren’t a lesson, they are a reminder of a key feeling that produces a good result for that specific player.

Course-Specific Strategies

This is where you combine data with experience. Golfers will create a macro game plan for difficult or strategically-important holes.

  • Example Hole Plan: "Hole 14 (Par 4): Driver is not worth the risk. The trouble is hidden left. Play 5-wood toward the right-center bunker. Leaves 140-150 yards to a wide-open green." This plan takes the ego and temptation out of the decision on the tee box. You’ve already done the thinking and know the smart play.
  • Learning from the Past: Your notebook is also a record of your mistakes. A note saying, "Last time on #7, I went for the back pin, short-sided myself and made double. Aim for the middle," is invaluable for future rounds.

Club Gapping and “Real” Distances

One of the most important pages in any notebook is a personalized club distance chart. Tour pros don’t guess their yardages, they know them. And they know them for different types of shots.

  • Full, 3/4, and Half-Swings: A player's notebook doesn’t just show that their 8-iron goes 160 yards. It might say: "8-iron: Full 160, 3/4 knock-down 150, half-swing 135." This gives them options and the confidence to hit shots that aren’t their full stock distance.
  • Adjustments for Conditions: You can also track how weather and lies affect your yardages. Notes like "From first cut of rough = -5 yards" or "10mph hurting wind = +1 club" standardize the adjustments you need to make on the course, turning a guess into an educated decision.

The Post-Round Review: Turning Data into Improvement

The work doesn't stop when the final putt drops. One of the most powerful uses for a golf notebook is the post-round analysis. This is how you stop making the same mistakes and target your practice with purpose. Instead of just remembering the one good shot you hit, you look at the raw data.

After a round, a golfer might review their scorecard and notebook to track a few simple statistics:

  • Fairways in Regulation (and just as important: was the miss left or right?)
  • Greens in Regulation
  • Number of Putts
  • Up &, Downs (successful vs. unsuccessful)
  • Penalty Strokes and where they happened

Seeing that you missed 6 of 7 fairways to the right makes it pretty clear what you need to work on. Realizing your putting average was great but you only hit 4 greens tells you to spend your time on the driving range, not the putting green. This simple analysis reveals the actual state of your game, which is often different from how it *felt*. This is how you turn a notebook from a simple accessory into a powerful tool for genuine improvement.

Final Thoughts

At the end of the day, that small notebook is a golfer's way of taking control of the thousands of variables a golf course throws at them. It’s a tool for transforming complex situations into simple decisions, loaded with everything from yardages and green maps to mental cues and personal swing thoughts. It's all about trading uncertainty on the course for a clear, confident strategy.

Building a great course notebook from scratch takes time and dedicated practice, but it's an incredibly rewarding process. As experts in simplifying the game, we wanted to give every golfer access to that same level of tactical support right from their pocket. We built Caddie AI to act as your personal course strategist and on-demand coach. Instead of spending hours mapping a course, you can get an intelligent tee-shot strategy for any hole instantly. If you find yourself in a tricky lie, you can even snap a photo of your ball's position, and we’ll give you a smart recommendation on how to play the shot - giving you the same unemotional, strategic advice you'd want written in your notebook.

Spencer has been playing golf since he was a kid and has spent a lifetime chasing improvement. With over a decade of experience building successful tech products, he combined his love for golf and startups to create Caddie AI - the world's best AI golf app. Giving everyone an expert level coach in your pocket, available 24/7. His mission is simple: make world-class golf advice accessible to everyone, anytime.

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