The formal tone first shows that these must be taken in a serious note, you wouldn't want a law to be written like "Guns are bad cuz they harm people, so no more guns."
Also when writing in formal tone you are more likely to elaborate and close the gap of free interruption.
Answer: my favorite thing about my summer was getting beaches and oh’s and hitting the blunt and also I went to the stip club it was fun also I had a lot of fun with some hot moms
