The first 'sentence' isn't one (a sentence, that is) so it's hard to say where the first would fits in syntactically; presumably, from the context, it's counterfactual. The last 3 woulds are conditional uses following the implied 'if he submitted a formal request'.
None.I mean, what kind of rule WAS the author
wasguided BY when he wrote down* this article.
PS * Late deletion. You write an article, but write down a phone number.
Student or Learner