If you're typing an essay, you would italicize it, if you're writing an essay, you would underline it.
No, it is no necessary to underline proper nouns in a regular or formative essay, unless used to exaggerate.
to inform other watchers if the television show is good or not
When formally writing the title of anything (book, newspaper article, name of website, and even shows), you should always underline it and put quotation marks around it. Specific episodes of a show or specific chapters in a book however, do not get underlined.
Well the title of your essay will be the topic that you chose to write about.
If you're typing an essay, you would italicize it, if you're writing an essay, you would underline it.
When you are writing about a tv show you do not underline TV show. You underline the official name for the tv show. You have to know the exact name for the show. TV show does not have to be underlined because its not proper like the real name. If I was writing about Jerry Springer i wouldn't underline "The TV show I am watching" I would undreline the show I am watching is called Jerry Springer.
no you do not
No
No, it is no necessary to underline proper nouns in a regular or formative essay, unless used to exaggerate.
Don't ever use facebook in an essay!
to inform other watchers if the television show is good or not
yes
yes
yes
No.
It is not necessary to underline product names in an essay. Instead, you can simply capitalize the product name to give it emphasis.