I would not use a comma in any of these sentences, because there is no subordinate clause, appositive, or other special situation calling for a ...
Have you wondered if you should place a comma before “so” in a sentence? Quickly learn the grammar rules regarding the conjunction “so.”
When you use "in order to ..." clause at the beginning, you'd better use a comma before starting the main clause.
This Grammar Time will explain when to use a comma before “so.”
Use a comma before the conjunction (and, for, but, or, nor, so) that joins the
See whether the adjectives' order can be reversed.
Use a comma following an introductory word group. Some sentences open with a word or group of words in order to provide more information. A comma follows ...
You can often spot these by looking for key words/groups such as although, if, as, in order to, and when:
Q: So when do writers need to use a comma?
Teaching students to use big, long lists of adjectives… No native