What is affiliate marketing and how do you earn from it?

Some commissions are recorded at 2 a.m., while the person who made the referral is asleep. Someone reads a post from three months ago, clicks the link in it, buys, and the system credits the writer automatically. Sounds good. The catch is in what came before: that post had to be good enough to still be found three months later, and that link had to be set up properly so the system knows who gets the credit. Affiliate is a marketing model where you recommend other people's products through your own link and earn a commission on each successful order. In this article we go through both sides: people who want to earn with affiliate, and businesses that want to open an affiliate program so others sell for them, which is the part we run every day.

What is affiliate marketing and where does the money go?

Affiliate marketing runs on a simple deal: the seller pays only when there is a result. You get a link with your own ID and share it in a post, a video or a message. When someone clicks that link and buys, the system credits you and calculates your commission on the order, and the whole cycle runs automatically, 24 hours a day. No order, no one owes anyone anything.

The nice thing about this model is that risk is split fairly. The seller doesn't waste ad money, because they pay only on successful orders. The referrer doesn't hold stock, worry about shipping or look after customers after the sale. In return, the referrer's income depends entirely on readers' trust, which takes months and years to build and can collapse after one bad recommendation. This is a business of selling credibility in installments. Remember that.

Every affiliate order has four parties behind it

From the outside you only see the person posting the link and the buyer, but an affiliate order passes through four parties, and the commission is only finalized after a reconciliation period, usually 30 to 60 days:

• Merchant: the party with the product, who sets the commission rate and the conditions for tracking orders.
• Publisher, the person making referrals: a blogger, video channel owner or community owner with an audience that trusts them.
• Affiliate network: the intermediary that issues links, counts clicks, records orders and handles reconciliation. In Vietnam the best known is AccessTrade, and the large marketplaces all have their own programs as well.
• Buyer: pays the listed price and nothing extra for coming through a referral link.

A business that is big enough can skip the intermediary and build its own affiliate system on its own website, avoiding network fees and keeping all customer data. That takes dedicated tracking software, which we cover in the last section. If you're new to selling, start with a network to be safe, because a third party acts as referee on payment reconciliation and money arrives on a clear 30-day cycle. Four roles, and if any one is missing, it breaks.

How is affiliate different from KOLs, referrals and sales partners?

These four models often get mixed up, but they differ in exactly one thing: what you pay for.

In practice big brands run all four in parallel, each model covering one stretch of the funnel, and the money gap is clear: booking a mid-tier KOL costs 20 to 50 million VND upfront for one video with no guarantee of orders, while affiliate pays afterward on each successful order. KOLs create awareness, affiliates collect orders from people already researching, and referrals squeeze more value from customers who already bought. If you're a publisher, know where you stand in someone else's funnel so you can pick products whose commission pays fairly for the part you carry. Pick the wrong stage and you go hungry.

Commission models: CPS, CPA, CPL and real market rates

Before accepting any link, work out how it pays:

• CPS, a percentage of the order: the most common. Consumer goods on marketplaces usually pay 1 to 10%, while digital goods like courses or software can pay 20 to 40% because the seller has no cost of goods or delivery.
• CPA, paid per action: opening an account, installing an app, filling in a loan application. Common in finance, with high payouts but strict approval.
• CPL, paid per lead: a fixed amount for each valid phone number. Easy to game, so sellers check very closely.
• CPC, paid per click: almost extinct in affiliate because fake clicks are so cheap; today it mostly lives in PPC advertising.

One figure to place yourself: a 3% commission on a 500,000 VND order is 15,000 VND. To earn 15 million VND a month you need 1,000 such orders, which takes a very large amount of traffic, not just a few posts. On the other hand, a 2 million VND course paying 30% gives 600,000 VND per order, so 25 orders a month gets you to the same figure. Choosing a niche therefore matters more than choosing a platform. The niche decides everything.

Links, cookies and who gets the credit

The technology behind an affiliate link comes in three layers. Understand it so you don't lose money for nothing:

First, your link carries an ID, usually a parameter tacked onto the end like UTM. Second, when a reader clicks the link, their browser gets a cookie that remembers your credit for a period of time, called the attribution window. Amazon is notoriously tough with a window of only 24 hours; programs in Vietnam commonly use 30 days, and some 45. Third, when an order comes in, the system decides who gets credit under an attribution rule, and most programs use last click: whoever's link was clicked last gets the full commission.

Those three layers produce several situations that surprise beginners. A reader clicks your link, then two days later clicks someone else's link and buys, and the credit goes to the other person. A reader clears cookies or buys in a different browser, and no one gets credit. An order is refunded during the reconciliation period and the commission is deducted. So don't rush to spend pending commission: it only becomes your money after reconciliation, usually one to two months after the order. Pending isn't paid.

Starting from zero: pick a niche first, then a product

The path we recommend for people who are serious, condensed from 7 steps to 4 stages:

1. Stage 1, pick a niche with data: take something you already know well and check it against search volume and commission rates. A good niche is one where you can write 50 posts without running out of ideas, and where the commission per order is big enough, as in the math above.
2. Stage 2, build a channel you own: use social media to draw people in, but the assets you accumulate should live on website of your own, because when algorithms change a borrowed channel collapses, while posts on your own site keep drawing readers from search. Affiliate specialists typically use WordPress with an affiliate link management plugin to change links in bulk when a program changes.
3. Stage 3, produce content steadily for 3 months: 2 to 3 posts a week that hit exactly what buyers are about to type. This is the stage where most people drop out, because the first 4 to 6 weeks bring almost no money.
4. Stage 4, measure, then focus: see which posts bring orders, write more on that topic, and cut topics that don't earn.

You can see stages 2 and 3 are just a matter of doing content marketing properly, with no magic involved. If you want to move quickly on the foundation so you can put your energy into writing, we build affiliate websites right from the start, from category structure to loading speed. Take a look at how we do content and web design before you decide. Stage 3 takes about 10 hours a week for the first 3 months, so plan for it up front. The foundation is built once and used for many years.

Content that earns without burning your credibility

The three kinds of posts that bring in the steadiest orders, from what we've seen: comparison posts between two products a buyer is torn over, in-depth reviews of one product that include its downsides, and how-to guides for solving a task where the product is just the tool. What they share is that the writer stands on the reader's side, not the product's. A reader spends about 5 minutes on such a post, it takes a day to write well, and in return it lives for years in search results.

And there are three rules you must follow; break them and you lose the channel, not just the order. One, disclose openly that you earn a commission; the international standard is the FTC guidelines, and for video YouTube has its own disclosure setting. Two, add the rel sponsored attribute to marketing links so you don't get hit with a search penalty. Three, don't build a site that is nothing but posts stuffed with links: Google's spam policies name this thin kind of affiliate site outright and can drop the whole site. Readers trust you because you tell them the bad parts too. Keep that.

Measure affiliate with business metrics, not follower counts

Four numbers decide your income. Checking them once a week is enough:

• Click-to-order rate, meaning conversion rate: how many of every 100 people who click your link buy. Under 1% means your content is sending the wrong people or the product doesn't fit your audience.
• Earnings per click: total commission divided by total clicks. This tells you what a visit from you is worth, so you can decide whether more content is worth the investment.
• Cancellation or refund rate: above 15 to 20% means either the product has a problem or you're overpromising in your posts.
• Traffic sources that produce orders: look in Google Analytics combined with referral traffic to see whether orders come from search, social media or email, then put your effort into the right source.

Nice numbers that don't make money are decoration. Followers, likes and views only matter when they flow into those 4 numbers.

The other side: businesses running their own affiliate program

This part is what we do every day, not theory. The online academy owned and run by MONA runs a referral partner system right on its website: each partner has a personal code, and when a payment arrives through the bank webhook the system credits the partner in under 10 seconds, with automatic reconciliation at the end of each 30-day period, so nobody has to check each transaction by hand. Running it this way is what lets us grow to hundreds of partners without adding accounting staff.

From running it for real, we've learned four things a self-run affiliate program must have. One, order tracking accurate down to each partner code; get it wrong once and the partner walks away. Two, an overview page where partners see their own numbers, with transparency instead of reassurance. Three, anti-fraud rules: block self-purchases through your own link, filter fake orders, and keep the reconciliation period long enough to deduct refunds. Four, commission set from your real profit margin, not copied from a competitor. All of this lives in software, not in your accountant's Excel file. Excel breaks at the first few hundred orders.

MONA can build the whole package: a sales website with the affiliate system wired into the payment flow, and partner management software written for each company's commission policy, proven on our own system before we build it for clients. If you sell courses, software or goods with a thick enough margin and don't yet have an outside sales team, this is a machine worth considering. For details on working together, see the MONA partnership page.

Affiliate FAQ

Do I need capital to do affiliate?

You need almost no inventory money, but you do need time: 3 to 6 months of steady writing before you earn a stable income. The minimum cash cost is a domain and hosting for your own website, from a few hundred thousand to just over 1 million VND a year.

Is affiliate a pyramid scheme?

No. Affiliate pays commission on real orders to the end buyer, with no joining fee and no commission from recruiting people below you. Stay far away from any program that makes you pay first to take part.

How much can I earn a month?

It depends on the niche and traffic, and the range is very wide: part-timers earn from a few hundred thousand to a few million VND, while full-timers with a strong content system really can reach tens of millions VND a month. Use the commission-times-orders math in the CPS section to estimate your own niche, and don't trust income screenshots online.

Should I run ads to push affiliate links?

Not as a beginner, because ad spend is a sure cost while commission is uncertain revenue, and many programs also forbid bidding on their brand keywords. Ads only make sense once you know exactly your conversion rate and the value of each click.

Should a small business open an affiliate program?

Yes, when the product has enough margin to pay commission and still make a profit, and orders can be tracked automatically through your website. Without those two things, opening a program just adds manual reconciliation and arguments with partners about numbers.

To sum up: a real trade, real money, no button that prints cash

Affiliate is worth doing for people willing to build a content asset, and worth opening for businesses that want an outside sales team paid by results. Both sides win with the same two things: a fair tracking system and content people can trust. Nobody wins on luck.

If you're on the publisher side, start building a website and write. If you're a business that wants to open a program so others sell for you, call 1900 636 648 and tell us about your product and margins. The call takes about 20 minutes, and we'll tell you straight: what commission rate your program needs to attract people who really work it, what the tracking system requires, and how much the software investment differs from intermediary network fees after 2 to 3 years. One call and you'll know. We run our own system before advising you, so every number we give you can be checked.