Answer:
"Netiquette" is the correct answer to the given question.
Explanation:
Netiquette is known as Internet etiquette. Netiquette means using of the internet in the good manners of communication like email, forums, etc. The main aim of Netiquette allows users to build and maintain personal and corporate relationships.
With the help of netiquette, Patrick was careful to use a descriptive subject line and to use an easy-to-read font size and layout in his email to select the details of bank customers.