Electronic communications tend to be more casual
If the tax system in the US is progressive, then those with lower income will pay proportionally less than those with higher income as the latter will have a higher tax rate but in fact the rich people usually have or find a lot of tax loopholes to reduce their taxes so may still not be paying a fair share of their taxes compared to the poor people who don't have these loopholes.
Answer:
wearing a suit to a job interview: ethical wearing an expensive suit to impress others not ethical, wearing your best dress suit to a formal banquet ethical wearing a law enforcement uniform to gain respect not ethical, finally wearing a certain type of style clothes to fit in with the desired crowd not ethical hope this helps good luck!