If you've spent any time evaluating Amazon partnerships, you've probably seen the same model repeated: an agency charges you a monthly retainer plus a percentage of revenue, manages your account, and sends you a report. Whether your sales go up or down, their invoice stays the same.
The buy-sell model works differently. Instead of charging fees, your partner purchases your inventory at wholesale and manages your Amazon presence out of product margin. No retainer. No revenue share. No invoices for services rendered.
It sounds almost too simple. But the implications for how the partnership actually functions day to day are significant.
How the Buy-Sell Model Works
The mechanics are straightforward. Your partner places wholesale purchase orders for your products — the same way a retailer would. You ship product, you collect payment, you book revenue. From your side, it looks like any other wholesale relationship.
On the Amazon side, your partner takes over. They manage listings, run advertising, handle pricing strategy, enforce brand protection, coordinate logistics, and optimize performance across your catalog. They do this either within your Seller Central account or through their own storefront, depending on the partnership structure.
The critical difference from an agency: your partner's revenue comes from the margin between what they paid you for the product and what they sell it for on Amazon — minus all the costs of running the channel (advertising, FBA fees, returns, etc.).
That margin is their entire business. There are no service fees to fall back on. If they don't sell your product profitably, they don't make money.
Why the Incentive Structure Matters More Than the Service List
Every Amazon partner — agencies, accelerators, consultants — offers roughly the same services. Listing optimization. PPC management. Brand protection. Reporting. The deliverables are interchangeable.
What's not interchangeable is the incentive structure behind those deliverables.
When an agency charges a monthly retainer, their incentive is to keep you as a client. That's not the same as growing your business. An agency that delivers mediocre results but maintains a good relationship can retain a client for years. Their revenue doesn't depend on your performance — it depends on your satisfaction with the relationship.
When a buy-sell partner works out of product margin, their incentive is to maximize profitable sales volume. Every wasted ad dollar comes out of their margin. Every unauthorized seller that steals the Buy Box cuts directly into their revenue. Every poorly optimized listing costs them conversions they need to stay profitable.
The work might look the same on paper. The urgency behind it is completely different. Read what to look for in an Amazon partner for the questions that surface those differences before you sign.
What Changes in Practice
Brands that switch from an agency to a buy-sell partner consistently report the same differences.
Unauthorized seller enforcement gets aggressive. Agencies treat brand protection as a service line item — it gets attention when there's bandwidth. A buy-sell partner treats it as self-defense, because every unauthorized seller directly reduces their margin. See our brand protection playbook for a step-by-step approach.
Advertising waste drops. When ad spend comes out of your partner's margin instead of your budget, the optimization intensity changes. Wasted spend isn't an efficiency metric to discuss in a monthly report — it's lost profit.
Listing quality improves faster. Better listings mean higher conversion rates. Higher conversion rates mean more sales per visitor. More sales per visitor means better margins. The buy-sell partner doesn't need to schedule a content refresh in next quarter's roadmap — they need conversions now.
Stockout urgency increases. When your partner has capital tied up in inventory and a product goes out of stock, they lose ranking, sales, and margin recovery time. Supply chain management stops being an operational discussion and becomes a financial imperative. Here's why supply chain is your Amazon strategy.
What Brands Give Up (and What They Keep)
The buy-sell model isn't a free lunch. You're selling your product at wholesale, which means your per-unit revenue is lower than if you sold at retail price on Amazon yourself. The difference is what funds your partner's operations — advertising, logistics, brand protection, and their margin.
The question is whether the wholesale revenue plus the operational relief is worth more than the theoretical retail revenue minus the cost of doing everything yourself (or paying an agency to do it while you still bear the operational burden).
For most mid-market brands, the math is clear. The wholesale revenue is predictable and immediate. The operational burden disappears. And the partner's motivation to perform is baked into the structure, not dependent on contract language.
What you keep: full creative approval over listings and content. Brand ownership and registry control. Visibility into your account. The ability to walk away if the partnership doesn't work — there are no long-term contracts locking you in.
Is It Right for Your Brand?
The buy-sell model works best for brands with established products that have proven demand, healthy margins that can support a wholesale relationship, and a desire to offload Amazon operations entirely.
It's less suited for brands in very early stages (where demand hasn't been proven), brands with razor-thin margins that can't support wholesale pricing, or brands that want to maintain complete in-house control of every aspect of their Amazon presence.
If you're currently paying an agency $5,000–$10,000 per month plus a revenue share, and you're not sure whether the results justify the cost — the buy-sell model is worth a serious look. At minimum, it's worth a conversation. Learn more about the 2P model.