What Is Content Marketing?

Each published definition gives you a third of the answer. Here is the whole one, ten formats split by what each costs to keep going, and where to begin.

Elara QuinnContent Strategy DirectorAugust 31, 2026 · 16 min read
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Content marketing is publishing things useful enough that the people you want as customers come to you for them, before they are ready to buy anything. That is the plain version. The reason you have probably seen it defined three different ways is that the published definitions do not agree with each other: one defines it by what you make, one by what it is for, and one by when it reaches somebody. Read a single page and you get a third of the answer.

What Content Marketing Is

Content marketing is the practice of publishing material a buyer wants for its own sake, so the business behind it becomes the obvious one to buy from when the buying starts. The short difference from advertising is who owns the attention: an advertisement rents a moment of somebody else's audience, and a piece of content earns a moment of your own.

The trouble starts when you look it up: the sources you land on define it three different ways.

The Three Definitions, and What Each One Leaves Out

Three definitions come up more than any others, and each describes a different thing. All three appear together in one place, a chapter by Linchi Kwok in Digital Marketing and Social Media Strategies, published by Goodfellow Publishers.

The American Marketing Association defines it by format, as "the publishing and distribution of text, video, or audio materials to customers online". It names the materials and stops.

The Content Marketing Institute defines it by purpose, as "a strategic marketing approach focused on creating and distributing valuable, relevant, and consistent content to attract and retain a clearly-defined audience and, ultimately, to drive profitable customer action". It names the goal and not the moment.

Jarvinen and Taiminen (2016), quoted in the same chapter, define it by timing. In their business-to-business version, content marketing "involves creating, distributing and sharing relevant, compelling and timely content to engage customers at the appropriate point in their buying consideration processes". It names the moment, and it names no formats at all.

The gaps are the useful part. The format definition would accept a page of product specifications, because it says nothing about who the material is for. The purpose definition says nothing about when a piece arrives, so a good answer published at the wrong stage still counts. The timing definition is the only one that names the moment, and it was written for business-to-business selling, so it names no formats.

Put the three together and you get the working version: useful material, made for a named audience, published where they are in the deciding, not where you are in the selling.

If somebody has asked you about the three C's of content marketing, the honest answer is that there is no agreed set of them. The nearest published model splits the practice into three parts, and they are not a set of C's: contents, customer engagement and goals, from Rancati and Gordini in 2014, set out by Chan and Astari in 2017.

What Content Marketing Is Not

Three neighbors get mistaken for it, and one of them is a genuine trap.

Digital content marketing is a different practice with an almost identical name. It is the marketing of digital products: bit-based objects distributed through electronic channels, in the definition Rowley gave it in 2008. The chapter's own examples of digital content are e-books, e-journal articles, ringtones and pay-per-view video, and it says plainly that research reports sometimes use the two terms interchangeably, which is where the confusion comes from.

Content management is the plumbing: storing, versioning and publishing the material. Content strategy is the decision layer above the making, about what gets produced and why. Neither is the marketing itself, and a beginner needs no platform for any of them in month one.

Three published definitions of content marketing set side by side: the American Marketing Association's format definition, the Content Marketing Institute's purpose definition, and Jarvinen and Taiminen's timing definition, each with the element it leaves out named beneath it.
Neeraj Jivnani · Definitions as collected in Linchi Kwok, Goodfellow Publishers

How Content Marketing Works

Content marketing works by earning attention before there is anything to sell, so the first contact a buyer has with you is not a sales contact. Somebody looks for an answer, finds yours, and gets it without being asked for anything. By the time they need what you sell, you are not a stranger asking for a meeting.

The mechanism has one requirement people skip: the material has to be worth the reader's time on its own, with the sale removed. A piece that only makes sense as a step toward buying gets read as an advertisement and treated like one.

The Journey: Awareness, Consideration, Decision

The useful version of the journey is what you publish at each stage, because that is the decision in front of you.

Awareness is the stage where the buyer knows the problem and not the answer. What gets published here explains the problem itself, in their words, with no product in it.

Consideration is where they are comparing approaches. Here the material has to be honest about trade-offs, including yours, because a comparison that only flatters one option is read as a sales page and closed.

Decision is where one specific worry is holding things up. What gets published here is narrow: how it works, what it costs to run, what goes wrong, what happened for somebody in the same position.

The common beginner pattern is to publish only for awareness, then wonder why nothing converts. The pieces that shorten a sale sit at the other end.

Where Content Marketing Meets SEO

Content is what gives a search engine something to rank, and search engine optimization (SEO) is what keeps a piece working after the week it was published. The two are separate jobs that need each other: material with no discoverability is a private letter, and discoverability with nothing worth reading behind it is a bounce.

For a beginner the practical link is narrow: write about questions people already type, in the words they already use, and make each section answer its own heading. The rest, how a page gets ranked, is search engine optimization's own subject.

Why Content Marketing Is Worth Doing

Content marketing is worth doing for two reasons that are specifically its own: it does trust work no salesperson can do at scale, and it lowers what a second contact with the same person costs. The other arguments people make for it are real, and they belong to marketing in general, not to content in particular.

It does the trust work a salesperson cannot do at scale. Say a bookkeeping firm whose buyers all ask the same question about moving off their old software: a person can answer that once, in one conversation, with one buyer. A published answer handles it for everybody who has it, including the people who will never talk to the firm and the ones deciding at eleven at night. Loyalty and retention run on the same mechanism after the sale, because the material does not stop being useful the moment somebody buys.

It lowers the cost of a second contact. Reaching somebody a second time through advertising means buying the impression again. Reaching them a second time through something they chose to read does not, and neither does the third or the fourth. That is the actual economic case, and it is the one that gets better, not worse, the longer you run it.

Owning the channel your material sits on, instead of renting it from a platform, changes the arithmetic of every channel and not this one alone, which is the argument in digital marketing. What compounds specifically about a published answer is narrower and worth knowing: other people cite a good one, and each citation makes the next reader arrive without you paying for them.

The honest cost. It is slow, most of the work is deciding what not to publish, and a program with no distribution behind it produces a library nobody visits.

The Types of Content Marketing

The types worth naming are ten, and the column that decides between them is not the one lists usually give you. Everybody publishes what each format does. Almost nobody publishes what each one costs to keep going, which is the thing that kills programs.

FormatThe job it doesWhat it costs to keep goingKind of costStage it serves
Blog posts and long-formAnswers a question somebody typedMedium per piece, and a weekly slot you have to defendCadenceAwareness, consideration
VideoCarries trust faster than textHigh per piece: script, shoot, edit, thumbnail, and still due again on FridayBothAwareness, consideration
Podcast and audioBuilds familiarity over long sessionsHigh, and the schedule is fixed by the guest, not by youBothConsideration
Social postsKeeps you in view between everything elseLow per post, relentless as a cadenceCadenceAwareness
Email and newslettersTalks to people who already said yesLow per send, unforgiving if you skip weeksCadenceConsideration, retention
White papers and ebooksGives a serious buyer something to circulateHigh, occasional, needs real researchOccasionConsideration
InfographicsMakes one finding obvious at a glanceMedium, and only worth it with a findingOccasionAwareness
WebinarsAnswers live, which text cannotHigh, live, dated, needs an audience alreadyOccasionConsideration, decision
Case studiesRemoves the last specific doubtDepends on a customer saying yesOccasionDecision
User-generated contentOther people vouch in publicLow to run, hard to earn in the first placeOccasionDecision

Read the last two columns together and the split that matters is not cheap against expensive. It is recurring against one-off. Some formats charge you a cadence, meaning a slot you have to fill again next week: miss three weeks of posts or two newsletters and the format stops working. Others charge you an occasion: something such as a white paper or a case study costs a lot once, then sits there earning for a year without asking for anything on Monday.

The dangerous pair is the one that does both. Video and podcasts are high per piece and still due again on Friday, which is why they are the formats beginners abandon first.

That is why "which format performs best" is the wrong first question. A format you abandon in week six performs worse than the boring one you can still do in month nine.

Ten content formats split by the kind of cost each imposes to keep going: three that charge a recurring cadence, five that charge a one-off occasion, and two, video and podcasting, that charge both and are the formats beginners abandon first. Each carries the buying stage it serves.
Neeraj Jivnani · Neeraj Jivnani analysis of ten content formats by what each costs to keep going

What It Looks Like When It Works

When content marketing works, the published numbers thin out fast, and almost every example you read stops before they do. Here is one that does not. Four Seasons pinned a promotion on Pinterest for its Private Jet Experience. That single promotion produced 8,564 re-pins and 9,121 visits to the landing page. On the page itself there were 463 views of "Reservation Inquiry" and 483 clicks on "Request a Brochure", and 112 brochures were requested, for a trip costing US$70,000 per person. The case study lists those two as separate actions on the page, not as consecutive steps. Separately, from its Pinterest presence overall, the chain reported ten times more daily average visitors and 17 times more daily average clicks to its own website. The figures come from Pinterest's own case study, reported by Shankman in 2014 and collected in Kwok's chapter.

Two things follow. The first is the size of the gap: 9,121 visits landed and 112 brochures were requested, and that gap is what every reach-only case study leaves out. The second is that the drop-off is not a failure. At US$70,000 a seat, 112 brochure requests from a single pinned promotion can be a strong result, which is the point about judging content against the value of what it sells, not against a percentage.

So publish expecting the numbers to thin out fast, and pick a format whose economics survive that.

The published results of a Four Seasons Private Jet Experience promotion on Pinterest, drawn to scale: 8,564 re-pins and 9,121 landing page visits, then two separate actions on the landing page, 463 views of Reservation Inquiry and 483 clicks on Request a Brochure, and 112 brochures requested, for a trip costing US$70,000 per person.
Neeraj Jivnani · Pinterest case study, Shankman 2014, via Linchi Kwok, Goodfellow Publishers

Does It Actually Work

Yes, it works, on the evidence that exists, and the more useful question is what that evidence can and cannot show. One recent study is worth reading closely, because the picture inside it is not the flat yes the trade press gives you. In a 2025 dissertation at the Open University of Tanzania, Tumaini Kabuka collected 112 valid responses from employees of Tanzania's National Microfinance Bank (NMB), out of 120 approached. Ten statements about content marketing were scored. The one saying it had a positive effect on the bank's profitability took the lowest mean of the block, at 2.89. It was also the only one of the ten that was not statistically significant, at a p value of 0.210 and a coefficient of -0.10. The statement that certain types of content have a strong effect on profitability scored 4.12, at p = 0.003. Highest of all ten, at 4.20 and p = 0.001, was the statement that the bank's content marketing was aligned with its overall goals and contributing to profitability.

Read the limits with the finding: this is 112 employee opinions inside one bank in one country, measured on a survey scale, and not audited profit. And what it shows is narrower than whether content marketing pays. The flattest statement in the block, that content marketing had a positive effect on profitability, was the one employees were least sure about. The two more specific claims sitting on either side of it, about particular content types and about the strategy being aligned with the bank's goals, both scored well above it.

That is a fact about how people answer surveys as much as about content marketing: a broad claim invites hesitation and a specific one invites agreement. It is still worth knowing before you go looking for proof, because the same thing happens inside a business. The flat question, is content marketing working, gets a thinner answer than any question about a particular piece, and the flat one is the question a budget holder asks first.

How to Start Content Marketing

Start a content program with one buyer, one question and two formats, in that order. Every step below is a decision you can make this week, and none of them needs a tool you do not already own.

  1. Pick one buyer and one thing you want them to do. Not three audiences and a brand goal. One person you can picture, and one action, so every later decision has something to be judged against.
  2. Write down the question only you can answer. The one where your experience gives a better answer than the seven pages already ranking for it. If you cannot find one, that is the finding, and it is worth more than a month of publishing.
  3. Find what that buyer already searches, and read what already answers it. Not to copy it, to see what is missing. The outcome is what matters: a list of real questions and the honest gaps in the existing answers.
  4. Choose two formats, not six. Take them from the table above, and choose on what each costs to keep going, not on the format you admire.
  5. Set the cadence at the level you can still hold in a bad month. Monthly and kept beats weekly and abandoned, and the abandoned version costs you the audience you had already earned.
  6. Decide where each piece goes after it is published. Publishing is not distribution. Name the route before you make the thing: your own list, somebody else's audience, or paid promotion.
  7. Decide which stage you are measuring, before the first piece goes out. An awareness piece and a decision piece fail differently, and judging both on the same number tells you nothing about either.

The sustain test

Two formats, chosen on what you can keep going rather than on what performs best.

1What can you give this in a bad week?

2What raw material do you already have?

Pick one from each row. Nine combinations, and no two of them start on the same pair of formats, which is why the sustain column decides this and a popularity ranking cannot.

How to Measure Content Marketing

Measure the stage, not the piece. An awareness piece succeeds if people who had never heard of you arrive and read it. A consideration piece succeeds if somebody reads a second thing. A decision piece succeeds if the sales conversation gets shorter, or if a specific objection, such as the one about switching cost, stops coming up. One number across all three describes none of them.

Then allow for the lag, which is the thing that gets content killed early. A piece published today answers a question somebody types next month, and its best month can arrive long after the one it went out in.

The two numbers a beginner can genuinely collect: whether anyone came back for a second piece, and what a buyer says they had already read when they first got in contact. Neither needs a platform, and both survive contact with reality better than a traffic chart.

Which numbers flatter a plan instead of testing it is a general marketing problem. The content-specific version is simpler: kill by format, never by piece. One post nobody reads is noise. A format nobody finishes, month after month, is a decision.

What a Content Marketer Actually Does

A content marketer's job is one document and two decisions: the brief that settles what a piece is for, who makes it, and when a format stops.

The brief. It names the reader, the one question the piece answers, what the reader should be able to do afterwards, and what would make the piece wrong. Written properly it takes half an hour and saves two rounds of editing, because the argument about what the thing is for happens before anyone writes it, not after.

Commissioning, not writing. Past the first few months, most of what gets published is made by somebody else, such as a freelancer, a designer, or the person inside the business who knows the subject and hates writing. Getting a good piece out of that last one is an interview, not a request, and it is the most useful skill in the job.

The kill decision. Deciding that a format is not working, saying so, and stopping it. Almost nobody is hired for it, and it is the decision that frees the capacity for everything else, because a program that cannot stop anything spends all of that capacity maintaining things that no longer earn.

What Is Changing

What is changing about content marketing is the unit that gets used. An AI answer quotes a passage, not a page, so a piece now has to survive being read out of order.

Three consequences follow for the material itself.

  • Every section has to answer its own heading, without the paragraphs above it. Material that only works read top to bottom cannot be quoted from.
  • A general statement has nothing to lift. If the paragraph says what everyone else already publishes, there is no reason for it to be the one picked up.
  • The specifics travel and the framing does not. Specifics such as a number, a table, a named finding or a worked example get carried out of the page. The transitions between them do not.

Whether being cited beats being visited is a broader argument. What matters here is narrower: it changes how you write a section, not what you publish.

The Short Version

Content marketing has three published definitions and one practice. They disagree because each holds a single face of it, and the version worth carrying needs all three at once: useful material, made for a named audience, arriving at the point in the deciding where it helps.

That leaves the decision the rest of it hangs on. Look at the fourth column of the formats table, take the two formats whose kind of cost you can still pay in a bad month, and start there. The cadence, the stage you measure and the thing you eventually stop are all downstream of that one choice.

Sources

  • Linchi Kwok, "Content marketing: Definition, cases, and helpful tactics", chapter 7 of Digital Marketing and Social Media Strategies, Goodfellow Publishers: the chapter, as published. Source for the three definitions, for Rowley on digital content marketing, and for the Four Seasons figures reported by Shankman.
  • Tumaini Owden Kabuka, "Evaluating the Effects of Digital Marketing Strategies on Organizational Profitability in the Banking Sector: A Case of NMB Bank Tanzania", Open University of Tanzania, 2025: the dissertation. Table 4.5 carries the item scores quoted here.
  • Arianis Chan and Dwi Astari, "The Analysis of Content Marketing in Online Fashion Shops in Indonesia", Review of Integrative Business and Economics Research, 2017: the paper. Source for the Rancati and Gordini model of contents, customer engagement and goals.