The answer is: focus group
Focus groups will consist of small group of people from a certain demographic that is targeted by the marketing team as their sales destination.
Marketing group will collect the focus group in order to know the public's general/unbiased opinion about their products. After collecting the information from the focus group, they will propose some changes to the management team in order to make their products become more appealing.
Under 21 can never sit at the "bar" itself
