"The advertisement on Saturday Night's Main Event should be the WWE. Instead viewers were treated to ads surrounding medications, life insurance, and the latest food and drink sensations"
While the internet helps with that research, you really have to go out and experience regular daily life for a while to get enough local knowledge to sound like a local.
Have you noticed that brand logos have become flatter, color has moved toward neutral, products are losing identifiable qualities, and the uniqueness of brands themselves is becoming uniform.