Jin’s informal and personal tone is reinforced by the use of the personal pronouns my and I.
Informal and personal tone in a writing or speech is akin to a spoken conversation. Informal writing may include slang, figures of speech, broken syntax, asides and the like. Informal writing takes a personal tone as if you were speaking directly to your audience (the reader). You can use the first or third person point of view . In informal tone, words are likely to be simplified using contractions
