It’s the third week of August, and somewhere on the Outer Banks of North Carolina, a family is packing up their rental house. They bought their teak patio set new in June, paid a small fortune for delivery, and now face a brutal logistics problem. The airline charges bag fees for everything beyond a T-shirt, and a storage unit runs $150 a month. So they do what thousands of other vacationers will do over the next few weeks. They list that gorgeous, lightly used furniture on Craigslist for a third of its original price. And if you know where to look, you’ll be the one hauling it home for your own backyard.

This is the quiet, unglamorous secret of seasonal shopping. Retailers want you to buy outdoor furniture early during the spring hoard, when prices are highest. But the real bargain hunters know that the end of summer creates a torrent of distressed inventory in the most surprising places. Vacation rentals are essentially temporary homes. Renters fill them with everything from cheap plastic chairs to expensive gas grills. When the season ends, they can’t take it with them. They won’t pay to ship a picnic table back to Chicago. They won’t rent a storage unit for a propane barbecue. They just want it gone.

So how do you tap into this buried treasure? First, flip your mental map. Instead of searching your hometown listings for used furniture, start searching in the zip codes of popular beach towns, lake resorts, ski towns that double as summer mountain escapes, and any place with a “seasonal population” sign. A quick search on Facebook Marketplace filtered to those areas will reveal dozens of “moving out” and “must sell” posts. Use terms like “summer rental,“ “vacation house,“ “end of season,“ or “can’t take home.“ You’ll often find complete outdoor living sets with umbrellas, string lights, and cushions for less than the cost of one new chair.

The best time to catch these listings is the weekend after Labor Day, but don’t ignore the last two weeks of August. Many rental leases turn over on a weekly basis. Listings pop up every Saturday or Sunday as one family leaves and another arrives. Property managers and cleaning crews know this rhythm. If you’re serious, make friends with a local cleaning service or real estate agent. Sometimes they’ll let you buy furniture directly from a departing tenant’s deck before it ever hits the listing board. That’s the insider path to the best pieces because you get first pick, before any online scramble begins.

Another smart move is to shop for whole lots. A vacationer might ask $400 for a table, four chairs, and a grill. You can tell them you’ll take everything off their hands for $250, haul it away that afternoon, and save them the hassle of coordinating five separate buyers. That kind of convenience is worth real money to someone who’s about to board a plane. You might even end up with a few items you don’t need, which you can then resell, donate, or give as housewarming gifts. The point is to be aggressive about bundling. Sellers in this situation want a clean break, not a yard sale that drags on for two weeks.

Use saved searches and price alerts to your advantage, too. Craigslist allows you to save search queries that email you daily. Facebook Marketplace sends notifications for new posts in your chosen radius. You can also post a “wanted” ad with a specific list of items and your budget. Many sellers will find you first. If you happen to live within driving distance of a tourist destination, take a Sunday morning drive through the neighborhoods around the rental corridor. You might spot curbside piles with “free” signs, or friendly people carrying furniture down their steps who are more than happy to let you load it up before they call the donation truck.

Of course, buying used means doing your homework. Inspect every piece for rust, cracked plastic, or faded fabric. Cushions are often the first thing to go, so check for mold or stubborn stains. A thorough wipe with a diluted vinegar solution can revive most polyester blends. For wooden furniture, look at the joints and corners for water damage. Teak, cedar, and all-weather aluminum are your best bets because they survive a summer of sun and rain without serious wear. Avoid anything with visible flaking paint or loose screws, unless you’re looking for a fun afternoon project. And don’t be shy about sitting on every chair and shaking every table. The seller expects you to test it.

Be realistic about the pickup logistics as well. A six-foot table won’t fit in a Prius. Bring a pickup truck, a roof rack, or a rent-by-the-hour van from a hardware store. If you’re traveling from a few hours away, treat it as a day trip. Pack ratchet straps, moving blankets, and a hand truck. The more prepared you are, the stronger your negotiating position. Sellers don’t want to wait around for someone who can’t commit. Cash helps too, as does showing up on time. Offer to leave a small deposit through an app if they insist on holding it for you, but make it clear that you’re the serious buyer they’ve been hoping for.

This entire strategy works because you’re not fighting the crowds at big box stores. You’re cleaning up the aftermath of someone else’s curated vacation lifestyle. For anyone with a bit of disposable income and a sharp eye, it’s the intellectual sport of bargain hunting. You’re also being environmentally friendly, giving perfectly good furniture a second life instead of sending it to a landfill. And you’re doing it at the exact moment when the market is flooded with supply and the sellers are at their weakest negotiating stance. That combination rarely happens anywhere else in the consumer world.

So the next time you dream about that $1,800 outdoor sofa, remember that it’s probably sitting on a rental porch in Cape Cod or Palm Springs this very second, already marked down. The season that creates a beautiful summer memory is the same season that will fill your backyard for less. Just know when to show up, bring cash, and be ready to load it. That’s how you turn the end of someone’s vacation into the start of your smartest purchase of the year.