It is appropriate to use informal ways of conveying emotions when we talk with our friends and families. It is also appropriate situations that are more relaxed and that involve people that you know well or know each other well. We can also convey emotions or meanings in:
Some business correspondence
In everyday conversations
Personal emails
Social media
Advertising
Spontaneous speech
Text messages
Talking to peers
Some meeting minutes
Networking or socializing with clients
Team meetings
We can not use informal language in:
When you are communicating with someone that you don’t know very well
Business emails
Academic writing/ articles
Professional academic situations
Presentations
Reports
Public tenders
Official documents
Talking to superiors
Legal documents
Public speaking (speeches, lectures, etc)
Job interviews