Unlike deliveries of products after receiving customers' orders, peddling is a sales method to sell products while transferring them and looking for customers in the areas where there seems to be customers, which includes, in a broad sense, the sales form to travel around the markets held regularly to sell goods and the form to provide the services such as Rau-ya, sharpening knives or scissors, and shoe shining.
行商は、客の注文を受けて運搬して行く配達とは違い、顧客のいそうな地域を商品を輸送しながら販売する方法で、広義には定期的に開催される市場を巡って物品を販売する様式や羅宇屋、包丁・はさみ研、靴磨き等サービスを提供する様式も含まれる。