[header] How to argue with parents successfully [title] Pick your battles. [step] You shouldn't argue with your parents every time you disagree with them, if only because this strategy will make it harder for you to win when the argument is about something that is really important to you. [substeps] Weigh the benefits versus the costs. 
If the topic of the argument is significant to you, it might be worth the effort and the possible consequences of engaging in an argument with your parents. However, if there are minimal worthwhile results, it might be best to let this one go.