Do you mean something like:
"I sentence you, Joseph Jeremiah Finklebottom, to be put to death by hanging"?
Yes, you normally set off words in apposition with commas.
You should put a comma before a person name if you're talking directly to them. ex- Please come here,Lily.
No.
Yes, you should put a comma before "as" when it is used as a conjunction in a sentence.
No.
Yes, you should put a comma after "welcome" when addressing someone by name. For example, you would write, "Welcome, John." The comma sets off the name from the rest of the sentence, following the rules of direct address in English grammar.
Yes. You should write it at John P. Doe, MD
Yes, when naming a state in a sentence, a comma should be placed after the city and before the state. For example: "I live in Chicago, Illinois."
Should you put a comma before a person's name that comes at the end of the sentence, Miss Smith? A comma represents a slight pause. Speak your sentence with and without a pause just before the person's name. As you can see, a slight pause belongs there. Therefore, a comma belongs there. The purpose of punctuation is to make your sentences more readable. A comma makes the sentence more readable and easier to understand when spoken out loud. The two are almost one in the same.
The comma goes after.
Do not put a space before a comma. Put one space afterthe comma.
no but sometimes after the name
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.