Respuesta :

Typing with capital letters and exclamation point in an email is an example of poor etiquette.  Take care when using the exclamation mark in your writings as readers can easily misinterpret its undisclosed meaning.

Typing with capital letters and exclamation point in an email is an example of  shout.

we should not use capital letters while writing an email because it is considered as shouting on some one. capital letters are considered as shouting and we know that. Shouting at someone is not polite. Therefore, it is bad netiquette to use all caps on the internet because shouting is not polite.