If you are an employee you will have to follow the guidelines because you have no experience as a person who sets the guidelines or as a manager. Emoticons can be used to express what is on your mind and is normally used in text messages, forums and even social networks. The disadvantage of emoticons is mainly used in informal communication like chatting and you can't use them in formal type of communication like formal letter. Grammar It is important to write with correct grammar and also to spell things correctly in written communication. If there are spelling and grammatical errors it can cause a terrible misunderstanding. Capitalization is often used at the beginning of a sentence or noun and also in acronyms such as BTEC. Some people use it to show how serious they are and normally the end of the message is with an exclamation point. Conclusion I conclude that to have good communication it is necessary to consider the general, interpersonal and writing skills of the interlocutor.