The question bundles together several different problems. Someone who cannot list a brand is facing a different issue from someone whose products sell but leave too little profit.

Consider two hypothetical sellers looking at the same clearance shelf. One can list the exact item and has a conservative calculation that leaves enough room for a lower selling price; the other is relying on a price they have not checked carefully and has not reviewed the listing requirements.

The store discount is identical. Their buying decisions should be different.

Broader marketplace figures deserve the same care. Marketplace Pulse reported that 165,000 sellers launched their first product listing on Amazon.com in 2025, down 44% from 2024 and the lowest annual total since its tracking began in 2015.

That figure counts sellers who launched a listing, rather than everyone who registered an account, as the report’s April 2026 clarification explains. It does not identify how many of those sellers used retail arbitrage, so it cannot establish that competition in your local stores has fallen.

Use marketplace statistics as context. Base your inventory purchases on the products and selling conditions you can evaluate.

Buying an item at a store does not settle whether you can sell it through a particular Amazon listing. Amazon’s seller-policy overview explains that some categories and products require approval and that FBA has its own product restrictions.

Before buying, check the exact product in your selling account. Avoid buying a cartful on the assumption that approval will be straightforward afterward.

Inspect the physical item as well. Amazon’s condition guidance sets requirements for how products can be classified, including requirements concerning packaging and product condition.

For your own checks, compare the item with the exact listing you intend to use. Pay attention to the model and pack quantity rather than relying on a similar-looking product photo.

Keep your sourcing records, but distinguish having proof of a purchase from meeting the requirements of a particular Amazon request. Amazon’s reselling guide warns that reselling products bought from a retailer might require additional documents, such as invoices.

For example, Amazon’s invoice requirements for appealing a policy violation call for supplier details and clear product identifiers, along with other transaction information. That guidance also says Amazon may contact the supplier to verify the document.

Those are requirements for a policy-violation appeal, not a universal answer to every selling-approval application. Read the actual request rather than assuming that one document will work in every situation.

Treat documentation as part of the buying decision. A promising profit estimate does not remove the need to consider whether you could support the purchase if questions arise.

The difference between your purchase price and selling price is not your take-home profit. Amazon’s pricing information identifies selling-plan and referral fees, and provides a Revenue Calculator for comparing estimated fulfillment costs.

Build a calculation for the purchase you are considering. Depending on your setup, your worksheet should allow for costs such as:

• Inventory: The amount you actually pay, including applicable purchase tax.
• Selling and fulfillment: The fees for the listing and fulfillment method you plan to use.
• Preparation and transport: Packaging, labeling, and the cost of moving inventory into position for sale.
• Loss allowance: Your own planning provision for returns or inventory that does not produce the expected result.

Then consider fixed expenses and the hours spent on the business. A unit calculation that excludes your time is useful, but it does not tell you what you earned per hour.

Suppose you buy a product for $10 and evaluate two possible selling outcomes. Every figure below is an assumption for illustration, not a quoted Amazon fee or a typical seller result.

A $5 reduction in selling price cuts the modeled contribution in half, even with a lower assumed fee total. That is a reason to test a less favorable outcome before spending money.

In the $30 scenario, the $8 contribution is 26.7% of sales revenue. It is also an 80% return relative to the $10 inventory purchase cost, but that denominator excludes the other costs in the table.

Both percentages describe the same hypothetical transaction. Neither is the business’s final net-profit margin, and neither establishes how quickly the inventory will sell.

Use Amazon’s Revenue Calculator with the actual product and your intended fulfillment method, then account separately for expenses your calculation leaves out. Recalculate before buying more rather than treating an old estimate as permanent.

Start with a product you can assess, then decide how much exposure you are comfortable taking. A larger discount should not replace that assessment.

Use a repeatable buying check:

• Exact match: Confirm that the item matches the listing, including the quantity sold as one unit.
• Eligibility: Check your account’s ability to list it before committing money.
• Conservative calculation: Test whether the purchase still makes sense at a lower selling price.
• Purchase quantity: Choose an amount you could manage if the result disappoints.

Our Amazon scanning apps resource is a starting point for evaluating the tools used during sourcing. Use the information a tool provides as an input to your decision, not a substitute for inspecting the item or reading a requirement.

Discounted gift cards belong in the cost calculation when they reduce what you actually spend on an intended purchase. Keep the benefit separate from the decision about whether to buy the merchandise.

For example, assume you buy a $100 gift card for $95 and use its entire balance on planned inventory, with no other costs. That produces a $5 saving; it does not establish that the inventory itself is profitable.

Calculate the merchandise purchase first. Then assess whether the gift card’s terms and the amount of money committed make sense for that purchase.

RA can make sense when your completed results justify the money and time you put into it. Set a small test budget and a review point before treating it as dependable income.

Record the sourcing time as well as the work after checkout. Include preparation and the time spent resolving problems, rather than counting only the minutes needed to list an item.

At your review point, compare actual sale proceeds with your original estimates. Look at the cash still tied up in unsold inventory before deciding how much to buy next.

If a group of purchases performs poorly, use the records to identify the cause. An eligibility mistake calls for a different correction from an estimate that left too little room for costs.

You may decide to narrow the products you buy or reduce your buying quantity. You may also decide that RA does not offer a satisfactory return for your circumstances, without making a claim about every other seller.

So, is retail arbitrage dead? Amazon still describes it as a possible approach under its selling guidelines, but a general possibility is not a promise about your next purchase.

For 2027, apply the same test to each opportunity: can you sell this exact item, and does the expected return justify the risk and work? Buy on the strength of that answer.