Marketing Fundamentals Cheat Sheet

Why marketing is not advertising, and the one-sentence definition that survives every era.

Product, Price, Place, Promotion, and when People, Process, Physical evidence matter.

How to slice a market and pick the slice you'll actually win.

A one-paragraph promise that earns the right to be heard.

Personas that drive decisions, not decks.

The four numbers every marketer must know, and how they fit together.

The foundational doc most companies fake their way through, and why it matters when it's real.

The most common confusion in marketing planning, and how to tell them apart instantly.

The category you choose, the frame of reference, and why 'better' loses to 'different'.

What a brand actually is, and the parts most teams confuse.

From unaware to advocate: the stages and the questions they're asking at each.

The 120-year-old model that still maps how people decide to buy.

Why HubSpot retired the funnel, and what replaced it.

Anchoring, decoy effect, charm pricing: the levers that move conversion without changing the product.

Customer, Company, Competitors, Collaborators, Context: the situational analysis every strategy starts with.

Don't sell to demographics. Sell to the job the customer 'hires' your product for.

The only milestone that matters before you scale spend.

Why the 60/40 split exists and when to break it.

Stop competing. Create the category and win by default: the Salesforce, Drift, Gong playbook.

How to use product usage as the primary driver of customer acquisition, retention, and expansion.

GTM motion selection (PLG, SLG, channel-led), launch sequencing, and cross-functional alignment, the full playbook.

Target account selection, tiered ABM (1:1, 1:few, 1:many), and the full ABM motion for B2B marketers.

Why community is now a distribution, retention, and revenue channel, and how Notion, Figma, and Linear built theirs.

Why demand gen builds markets while lead gen fills pipelines, and why your org probably needs both working in concert.

How aligning marketing, sales, and CS under one operating model transforms attribution, pipeline visibility, and what the marketer's job actually is.

How to spot repeating structures in data, campaigns, and consumer behavior before your competitors do, and how to avoid seeing patterns that are not there.

Why channels are not silos: feedback loops, time delays, and second-order effects, the mental model behind every compounding marketing engine.

Thinking in bets, expected value, and reversible-vs-irreversible calls: how to make good marketing decisions when the data cannot tell you the answer.

How to break a marketing problem down to its base truths and rebuild the answer from scratch, instead of copying what the industry already does.

Every yes is a hidden no. How to see the campaigns you did not run, the hires you did not make, and the market you left on the table by focusing here.

Why the marketers who write clearly also strategize clearly, and how the physical act of writing exposes the holes in your reasoning before the market does.

Before predicting how your campaign will do, look up how often campaigns like it actually work. The single most reliable fix for marketing overconfidence.

The habit of asking 'and then what?' after every marketing decision, so today's win does not become next year's structural problem.

Instead of asking 'how do we win?', ask 'how would we fail?' and then avoid every answer. Charlie Munger's favorite thinking tool, applied to marketing.

Every metric you turn into a goal stops being a good measurement. How to spot Goodhart failures in marketing dashboards and design better ones.

Why ten years of marketing experience often produces one year of learning repeated ten times, and how to actually get better at your craft on purpose.

80% of your results come from 20% of your effort, and the whole system moves at the pace of one bottleneck. Two rules that decide where your next dollar and hour should go.

How to change your mind proportionally when new evidence lands, without ignoring your priors or overreacting to the latest data point.

How much to spend, where to spend it, and a simple framework to build your first marketing budget.

Who does what on a marketing team, how titles map to real responsibilities, and why the reporting lines shift as a company grows.