Can I cancel or change my Market order? If you placed an order through the Market, you can cancel or change a Market order that hasn’t already shipped by emailing firstname.lastname@example.org. Please include your order confirmation number, and we’ll provide you with the appropriate steps. Articles in this section How do I place an order in the Market? How does Blue Apron choose which Market products to sell? Do you charge sales tax for Market items? Can I cancel or change my Market order? Can I purchase a Market gift card?