We can use it to talk to other people:)(:

Email can help me in the future by talking to friends and family . It can also help me by talking to buisness people.I think we use email in buisnesses by talking to like other people like you .So that is how you useemail:)(:

It helps you evaluate  the use of the design.And it helps you create the solution and follow the plan. It helps you to investigate the problem or solution.And to formulate a design specification. And to use appropiate techniques and equipment.And it helps you design a product or a solution{[;)(:}]