Effective communication is important both within an organisation and externally. Effective communication improves business efficiency.
Communication is about passing messages between people or organisations. Messages between a sender and receiver take place using a medium such as email or phone.
One-way communication is when the receiver cannot respond to a message. Two-way communication is when the receiver can respond to a message. This allows confirmation the message has been both received and understood.
There are a number of technical terms you need to learn:
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