In the present have no way to communicate. We can contact with any person or group of people coming out in various forms at any time. By communication we communicate in routine today to distribute news and information. Knowledge, experience. Communication that is both.
The gesture language is a language expressions instead of words, including various expressions of this posture is one language that evolved from nature. Normal humans to use gestures and facial expression
The spoken language is the language that the human use the sound into words to communicate with others. Learning is considered the actual language is the spoken language of humans. Spoken language can create love, understanding, and help resolve the problem many things in human society.
The written language is a language that humans use to represent speech to communicate, but written language means not only characters, but also includes color pictures or symbols that show off with the writing.
Therefore, the user should communicate with the appropriate communication with the characteristics of the recipients of the substance.