Amazon introduced an innovation for further simplifying the way to make on-line shopping: a special electrical device called Dash Button. It is a wi-fi connected device that reorder a favorite consumer’s product, just pressing it. It can be applied to those home appliances that use the product itself, such as dishwashers or the washing machines, so that consumer will be able to order detergents or other products for washing for example. This is possible thanking to agreements between Amazon and other brands supplier of common products and respond to the Amazon’s strategy of simplifying its customers’ life, offering new and easy to use services.