Answer:
Using Attitude: by using a happy and upbeat attitude in your ads it can make people want to buy your products as an example of using a positive attitude .
Maintaining Standard Of Etiquette: Etiquette is polite or professional behavior in the ad you could adapt things to your intended age range.
Emphasizing the positive and bias free language: Don't compare your products or prices to other companies " Our company strives for the best customer experience with cheap quality products" instead of "Our company sells better cheaper products then 'other company'.