No.
No, a comma before "as appropriate" is not necessary. It depends on the context of the sentence and whether it flows better with or without the comma.
no . Additional: 'Which' sometimes has a comma before it, but it depends on the sentence. I find it hard to imagine a situation when 'which' would have a comma after it.
No, a comma does not always come before "for instance." It depends on the structure of the sentence. A comma is typically used before "for instance" when it introduces a non-essential or parenthetical element in the sentence.
It is usually appropriate to place a comma before "but." One should not use a comma after "but."
It can, however it is considered optional. For example, take these sentences. I'm going to the store to buy milk, cheese, and eggs. I'm going to the store to buy milk, cheese and eggs. Both are considered correct.
If a comma is needed, it normally comes after parenthesis.
The comma would come after it.
No
A period should come before the footnote at the end of a sentence, while a comma should not.
Yes
Return to sender does not require quotation marks or a comma.
No, a comma before "as appropriate" is not necessary. It depends on the context of the sentence and whether it flows better with or without the comma.
no . Additional: 'Which' sometimes has a comma before it, but it depends on the sentence. I find it hard to imagine a situation when 'which' would have a comma after it.
No, a comma does not always come before "for instance." It depends on the structure of the sentence. A comma is typically used before "for instance" when it introduces a non-essential or parenthetical element in the sentence.
Yes, a comma should come after personally. Example: Personally, I find this website very helpful.
It is usually appropriate to place a comma before "but." One should not use a comma after "but."
It can, however it is considered optional. For example, take these sentences. I'm going to the store to buy milk, cheese, and eggs. I'm going to the store to buy milk, cheese and eggs. Both are considered correct.