Sarah Thornton from Finders Keepers shares her how-to guide on running a successful market stall. Running a market stall for selling my vegan lip balms is something I have been toying with for a while now. So what has stopped me? Well mostly I need to make the right amount of stock to take to market, as I hardly think 100 lip balms will be enough to sell at a market. And I need to do my research on what the best way is to sell, sell, sell. So when I read an article in one of my fave magazine breath, where they interviewed Thornton from Finders Keepers, one of…