"Adding used" sounds like one decision. It's actually three, and the one you pick reshapes everything downstream: your margin, how much cash you risk, how much labor you take on, and even how customers behave in your store. Choose the wrong model for your situation and a good idea turns into a cash trap. Choose the right one and the whole thing runs lighter than you expected.
Here are the three models, what each one actually asks of you, and the tradeoffs that separate them.
Buy outright
You pay the customer cash for their item and own it outright. You set the price, you keep the full spread, and the upside is entirely yours. So is the risk. Once you've bought it, that item is your inventory. If it doesn't sell, that's your cash sitting on a rack, and eventually your markdown to clear.
Buy-outright has the highest margin potential of the three and the highest exposure. It rewards sharp buying and punishes sloppy buying, exactly like your new-goods business does. It fits owners with cash to deploy, confidence in what sells, and the discipline to not overpay at the counter.
Consignment
The customer keeps ownership until the item sells. You display it, you sell it, and you take an agreed cut, paying out the rest. The tradeoff is the mirror image of buy-outright. Your margin per item is lower because you're splitting the proceeds, but your risk is dramatically lower too. You're not tying up cash to acquire inventory, and unsold goods aren't your problem, they go back to the consignor.
Consignment lets you fill a floor with far less capital, which is why it's often the gentlest way to test whether a used department works at all. The cost shows up in operations: tracking who owns what, managing payouts, and handling the awkward conversations when something doesn't sell. It fits owners who want to limit cash risk and will trade margin and some administrative overhead to get there.
Trade-in, or buy-sell-trade
You take the customer's item in exchange for store credit rather than cash. It's a close cousin of buy-outright, with one powerful twist: the "payment" you hand out comes back to you as a sale. That twist is the whole point. Trade credit costs you less than cash up front, and it pulls the customer straight back into buying from you, often trading up to something new and higher-margin.
Done well, a trade-in program is as much a traffic-and-loyalty engine as it is a sourcing method. The catch is that it has the most moving parts of the three: you're valuing incoming goods, managing a credit liability, and running the redemption behavior. More to operate, more upside if you operate it well. It fits owners who want used to feed the rest of the store, not just sit beside it.
Choose the wrong model and a good idea turns into a cash trap.
The choice isn't permanent, and it isn't all-or-nothing
Plenty of strong used departments run a blend: consignment on higher-ticket or slower-moving categories where you don't want the risk, buy-outright or trade-in on the items you know cold. The right mix depends on your cash position, your category, your staff's bandwidth, and how much risk you can carry. Knowing the three models is the starting line. Knowing which one, or which blend, fits your specific store is the work.
Funkhouser Strategy helps independent and mid-market retailers make the calls that move the P&L, resale included, with senior operator judgment and no vendor agenda.