Because tey think it is in appropriate for Ur job -- because, just like the person who wrote the previous, it makes you seem illiterate and ignorant.
Because it gives the impression you have a poor vocabulary.
No. Usually people in businesses are looking for people who are proper and formal. Using slang would be completely INappropriate and would look sloppy.
Using a smartphone in a movie set during the 18th century would be an inappropriate detail for the time period. Smartphones did not exist during that era and would break the immersion of the historical setting.
You might need to get an SDSL when setting up a new business if one is using VoIP service. It is cheaper than a T1 line. It has user advanced security to help protect against business intruders.
The word business is often abbreviated by using the word in its slang form: biz. People often use this term when casually referring to their personal or professional work.
The human race. People have always used slang.
Buzzword IS a slang term. It means the latest jargon everybody's using.
Slang is generally not allowed in school because it can be considered informal or inappropriate language. Schools aim to promote proper communication skills and encourage students to use standard language that is widely understood and accepted. Using slang can hinder effective communication and may also perpetuate stereotypes or create a disrespectful atmosphere.
Cool itself, unless you are using it to mean mildly cold, is a slang word. Just because it is old slang doesn't mean that it is not still slang.
It feels unnatural and inappropriate. :)
Slang is a shortcut - a way to communicate without using formal language. Slang is also a way of excluding people not in your group, because they won't know your slang unless they're part of it.
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