https://www.youtube.com/watch?v=Dgi90AHqKFk&t=1s

we can assume that red bull is for giving you energy, but we know that red bull is actually really bad for our organism, and this we can relate with the man that is thinking in ideas to kill his mother in law, and the decision he mades is to give her red bull

we can fix the publicity saying the age they recommend to consume it, what happen if yo drink it in excess, and what consequences can drive you if yo drink it frequently. Also they can advise you when and how to drink it.