yes
yes
No, you don't have to put a comma before at all.
Do not put a space before a comma. Put one space afterthe comma.
No, I believe that the comma is before the 'or', or I may be mistaken.
no
yes
Probably not. You insert commas to separate items in lists or whenever you'd take a breath if you were speaking. I can't think of a sentence that would have a comma before too.
last comma before the and is not necessary
Maybe. Maybe not. Sometimes. Othertimes not. Whether the use of a comma is or is not appropriate depends on the context.
No, a comma does not go before the word 'in'.
no. if but before is a sentence on its on and after but is a sentence on its own then put a comma before but.
the comma would be before Or In A Sentencee. =]
The comma goes after.
Not necessarily. There is no word in English that requires a comma after it or before it.
No, you don't have to put a comma before at all.
Do not put a space before a comma. Put one space afterthe comma.
In a compound sentence, the comma would be placed before the word but.