Joe had to separate fact from fiction.
Joe had a separate bank account from his wife's account.
The proper noun "Brian" is not capitalized in the sentence. It should be capitalized as it is a specific name referring to an individual.
No, a capital letter is not typically placed after a comma in standard English grammar rules. A comma is used to separate independent clauses within a sentence or to separate items in a list. After a comma, the next word should generally be in lowercase unless it is a proper noun or the start of a new sentence.
No. If it is the name of a person, place, or thing it becomes a proper noun. Otherwise it is a common noun and is not put in caps.
Capitals are used with nouns if they are the first word in a sentence or if they are a proper noun.
it depends on the way you put it in a sentence.
Example sentence - The twin children had separate classrooms in elementary school.
Only when it is used at the beginning of the sentence and when it is a proper noun. Examples. Aldrin The Jungle Book
When a sentence is enclosed in parentheses, you typically do not need to capitalize the first word unless it is a proper noun or the start of a new sentence within the parentheses.
My face hurts. Face is the noun
No, "northern" typically does not need to be capitalized unless it is part of a proper noun like "Northern California" or is at the beginning of a sentence.
Always put a capital letter on a proper noun
To effectively put multiple quotes in one sentence, use proper punctuation and attribution to clearly indicate where each quote begins and ends. Use commas or semicolons to separate the quotes and ensure they flow smoothly within the sentence.