With unlimited resources, I find it easiest to plan very generally the overall layout you want at the end, and then slowly build up to 5 stars.
#How to properly create oil industry with unlimited resources?
lost moat
lost moat
At the end, I would plan for at least one of each of the buildings (except maybe some storage). You can balance them using https://docs.google.com/spreadsheets/d/1PX61UPdQbyePRPQb3Q3XgrCx3YHBGofkAVD2HKz6rwg/edit#gid=972251629. It all depends what the final layout you want is, you may want huge tank farms or a giant array of pump jacks.
