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Is one of the oldest forms of long-distance communication.It is a form of visual communication used over a large distance, in general smoke signals were important because they transmitt news, signal danger to gather people to a common area.

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They were trained to carry messages from a release point back to their home loft, they played an important role in war. Due to their homing ability, speed and altitude, they were often used as a military messengers, they were very important because they carry messages from one place to another.

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They used a planned route with a number of stations, messages were carried on horseback across grasslands, plains, deserts, and mountains, they were very important because they helped deliver messages, mail and newspapers from the East to the West.

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They send optical signals, the meaning of the signal is determined by the position of the elements, they were important because it was used to convey messages at a distance by making different visual signals with hand held flags.

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It was created by Samuel Morse, this made easier to talk to people far away also it was very important because it worked by transmitting electrical signals over a wire laid between stations, it allowed for the interconnection of towns, which served as stations and enabled the system to cover a wider area.

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It was an electric tool transmitting analogue speech through a wire, it was so important because people get an immediate interaction, it was very valuable and an important innovation because it allows for a verbal exchange of information by conversation, people don´t need to spend a lot effort to communicate with each other.

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Radio send messages by radio waves instead of wires, it is very powerful because it reaches a huge audience quickly and because it allows the people in that huge audience to interact with one another more easily than television viewers or newspaper readers, radio is powerful because it has the ability to reach and influence so many people.

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Its an internet service that allows people who have an email address to send and receive electronic letters, its an important method of business communication that is fast, cheap, accessible and easily replicated. Using email can greatly benefit businesses as it provides efficient and effective ways to transmit all kinds of electronic data.

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Is a mobile phone that performs many of the functions of a computer typically having a touch screen interface, it is very important because they provide an opportunity to look up information, do researchers which save people´s time and money, they can also help people to be social active by providing many apps and social media, such as Twitter, Facebook, etc.