The instinct is to chase the cheapest booth or the biggest crowd, and both can lose you money. A cheap table at a market full of bargain hunters who don't buy your kind of thing is a worse deal than a pricey booth at a fair packed with your exact people. Choosing markets is an economics problem, and once you treat it like one, your calendar gets a lot more profitable.
Add up the real cost of showing up
A booth isn't the only line item. The true cost of a market is the application or jury fee, which you pay whether you're accepted or not, plus the booth fee, plus gas, parking, and any tolls, plus the value of your whole day, setup and teardown included. Write that number down before you apply. That's what the day has to clear in profit, not revenue, just to break even.
Estimate what you'll actually clear
Then estimate the other side. Take the expected foot traffic, a realistic guess at how many will stop and buy, and your average sale, and you have a revenue estimate. Knock off materials, fees, and a tax set-aside to get profit. If that profit comfortably beats your cost to show up, apply. If it's close or underwater, it's a "try once and measure," not a standing booking.
Audience fit beats raw foot traffic
The number that fools people is attendance. Five thousand people at a flea market hunting for the cheapest deal will out-earn you far less than five hundred at a curated artisan fair who came specifically to buy handmade goods at handmade prices. Before anything else, ask whether this crowd buys your category, at your price point. A smaller room full of the right people is the better room.
Read the signals before you commit
A few tells separate a well-run market from a dud. Does the organizer market the event, or just collect booth fees? Do vendors come back year after year, which is the surest sign a market pays? Is the field of sellers curated, or are there ten booths selling exactly what you sell? And mind the season and the weather, because a rained-out spring market can turn your best-laid math into a wash.
Build a roster, then let the data prune it
You don't have to guess forever. Apply to a mix, work them, and record what each one actually nets you, not how it felt. After a season you'll have a roster of proven markets and a short list of ones to drop. The vendors who always seem to pick the good fairs aren't lucky. They kept score, and they stopped going to the markets that didn't pay.
The best market isn't the cheapest or the biggest. It's the one where your costs are small and your kind of customer showed up to spend.
The only way to prune a roster honestly is to know your true profit per market, fees and all. Wares tracks the booth fee against the sales for each event and shows you what you actually kept, so next season's "yes" and "no" list writes itself from real numbers instead of vague memories. It's free to try, right in your browser.