Hello, folks! You and your partner have been invited to take part in the organization of a cell phone fair in your city. The job consists of gathering information about the history of telephones and cell phones. Organizers will also launch a campaign to help people use appropriate language for phone calls. Before you start work, you have to do some research about the topic. Follow the step-by-step procedures listed on the next page. The resources will help you too. When you finish, there will be an evaluation. Good luck!