Because when slogans are inserted into text, they're usually quotes. Every time that you see a slogan in text, the author is quoting the company who the slogan belongs to.
Example: That Gillette razor? It's "the best a man can get!"
The quotations are used because the speaker is quoting a commercial he saw, print he saw on a box, or what someone else said.
no only quotes
Narratives are underlined or italicized.For example: The House on Mango Street is about Esperanza.
In the quotation marks.
Quotation marks are used around spoken words to indicate dialogue in written text.
"..." Quotation marks.
If a word is in quotation marks, and you're quoting it, use single quotation marks to indicate an embedded quotation.
The same punctuation is used inside of quotation marks as is used outside of quotation marks.
Quotation marks should not be used when blockquoting.
Never. You should always have quotation marks sorrounding a quote.
Quotation Marks
It should be enclosed in quotation marks.
Quotation marks are put around the spoken words in a dialogue.