How Much Money Do You Need to Start Retail Arbitrage?

The number people give is “$200 to $500.” That’s the inventory cost of a first sourcing trip, and it’s technically true, but it’s not what starting costs. Starting costs inventory plus the fixed monthly overhead plus the cash you can’t touch while it sits in a box waiting to sell.

Here’s the honest breakdown.

Fixed costs before you sell anything

Item	Typical cost	Notes
Amazon Professional selling plan	~$40/month	Waivable — the Individual plan is per-item instead, better under ~40 sales/month
Shipping supplies	$40–$80	Poly bags, boxes, tape, labels, thermal printer optional
Thermal label printer	$0–$150	Optional at first, pays for itself around 200 labels
Scale	$15–$30	Non-negotiable if you ship anything yourself
Business registration	$0–$300	Varies wildly by state and city
Scanning app subscription	$0–$20/month	Amazon Seller app is free and adequate to start

Realistic floor: $100 if you use the Individual plan, ship from home, and skip everything optional. Realistic normal: $250–$350.

The Professional plan is the decision worth thinking about. At ~$40/month it needs about 40 sales a month to beat the Individual plan’s per-item fee. Start Individual. Switch when the math flips — it takes two minutes and you can switch back.

Inventory: start smaller than you want to

The mistake is not buying too little. It’s buying twelve units of one item because the discount looked great, then discovering the item takes four months to sell.

A first buy of $200 to $400 spread across 8 to 15 different items teaches you more than $400 in one SKU. You want to see how different categories behave: what sells in a week, what sits, what gets returned, what arrives damaged. That information is worth more than the profit on the first round.

Budget for the fact that some of it won’t sell. If you’re new, assume 20 to 30 percent of your first buy is a mistake. That’s tuition, and it’s cheaper than the alternative of learning the same lesson on a $2,000 buy.

The cost nobody budgets: working capital

This is the real answer to “how much do I need.”

Money spent on inventory is gone until the item sells and the marketplace pays out. On Amazon FBA, the cycle is roughly:

1. Buy the item (day 0)
2. Prep and ship to a fulfillment center (day 2–5)
3. Amazon receives and makes it live (day 7–14)
4. Item sells (day 20–90, wildly variable)
5. Payout lands (day 34–104, on a ~14-day disbursement cycle)

So a dollar you spend today comes back somewhere between five weeks and three months later, with fees taken out. If you want to source every week, you need roughly 6 to 10 weeks of sourcing budget in the bank before the first payout catches up.

That reframes the question. If you want to spend $200 a week sourcing, you don’t need $200. You need closer to $1,500 to $2,000 to run continuously without stalling out. If you only have $300 total, you can absolutely start — you’ll just source, wait, get paid, and source again in a lumpy cycle rather than a steady one.

Per-trip costs that quietly compound

Mileage. The IRS standard mileage rate is the honest way to price a sourcing trip, and it’s also deductible. A 40-mile round trip is meaningfully expensive against a $60 gross-profit haul. Two stores in one trip beats one store twice. See route planning.

Sales tax on purchases. Unless you have a resale certificate on file with the retailer, you pay sales tax on inventory. At 7 to 9 percent, that’s a real haircut on margin. Getting a resale certificate set up with your two or three main stores is one of the highest-return hours of paperwork in this business.

Your time. Not a cash cost, but if a four-hour trip nets $80 of profit, you’ve made $20 an hour before taxes and before the hours of prep, listing, and shipping. That’s a fine outcome for a hobby and a bad one for a business. The way this scales is buying more units per find, not visiting more stores.

A realistic first-90-days budget

	Conservative	Comfortable
Setup + supplies	$120	$300
Month 1 inventory	$250	$600
Month 2 inventory	$250	$600
Month 3 inventory	$250	$600
Gas / mileage	$60	$150
Total exposure	$930	$2,250

Most of the inventory money comes back — the point of the table is that it isn’t available to you while it’s out there working.

What you don’t need

• A course. The information is free, including this one.
• An LLC on day one. Sole proprietorship is fine to start in most states. Form the entity when there’s income to protect.
• A dedicated storage unit. If your inventory doesn’t fit in a closet, you have a velocity problem, not a space problem.
• A $600 scanner. The free Amazon Seller app scans barcodes and shows you rank, fees, and offers. Paid tools add speed and history, which matters at volume and not before.

Frequently Asked Questions

How much money do I need to start retail arbitrage?

You can start with $100 to $150 covering basic supplies and a small first buy. To source continuously without waiting on payouts, plan on $1,500 to $2,000, because marketplace payouts lag your purchases by five to twelve weeks.

Is retail arbitrage worth it with only $100?

Yes, as a way to learn. A $100 buy across six or eight items will teach you the full cycle: sourcing, prep, listing, shipping, returns, and payout timing. It will not produce meaningful income, and expecting it to is how people quit in month two.

Do I need an LLC for retail arbitrage?

Not to start. A sole proprietorship is legal in most states and requires no formation cost. An LLC makes sense once you have inventory and income worth insulating, or once a marketplace or supplier requires a business entity.

What is the biggest hidden cost in retail arbitrage?

Working capital. Money spent on inventory is inaccessible for roughly five to twelve weeks between purchase and payout, so your practical sourcing budget is much smaller than your bank balance suggests. Sales tax paid on purchases and vehicle mileage are the next two most underestimated.

Should I get the Amazon Professional or Individual selling plan?

Start with Individual. It charges a per-item fee instead of the ~$40 monthly subscription, which is cheaper below roughly 40 sales per month. Switch to Professional once you consistently clear that volume — the switch takes minutes and is reversible.

Related guides

• Amazon Sales Rank (BSR): What's Actually a Good Rank for Reselling
• Amazon Ungating: Getting Approved for Restricted Brands and Categories
• Is Retail Arbitrage Legal? What the Law Says vs. What Amazon Allows
• Planning a Retail Arbitrage Sourcing Route That Doesn't Waste Gas