[header] How to find things to sell at a swap meet [title] Scout the swap meet. [step] Before deciding if you want to become a seller and what you want to sell, take a few laps around the swap meet on different days. Find out what seems to sell well and what does not. 
[substeps] A common target profit margin for small items at swap meets is 30-35% (if you are buying things to sell). So if you are looking to make real money and not just have some fun and/or clear out your attic, you need to put some thought into what you want to focus on selling.