What central idea do "the quinceanera" and "the smithville gazette: neighborhood thief strikes again" share?

Well, "the quinceanera" and "the smithville gazette : neighborhood thief strikes again" do share a couple of similarities. One of them is that both of them tell about the story of the lives of their main characters which is a sales Person. 

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Iwould say you should mainly cover the areas about how it has no health issues or concerns, and also cover the cost, and benefits.