Let's say that there were two parents and they had two children, a boy and a girl that were the same age. Using that family, what would be things that they would have to do, to be considered as a toxic family?

Micheal wants to estimate how much it will cost him each month to own and maintain his car. which of the following costs should not be included in the calculations? routine maintenance? dealer fees? gas? loan payments? wouldn't it be dealer fees? ? idk in advance! : )