[header] How to determine if you should stay neutral in a fight between loved ones [title] Determine if your loved ones are being reasonable. [step] Certain fights actually have valid points. Some, however, seem completely irrational. 
Look at both sides from an unbiased perspective and ask yourself if it's a fight that should actually be fought, or one that is ridiculous. Chances are if the argument doesn't make sense, you'll want to stay out of it.