What uncivilized behaviors did you encounter during your trip? What would you do?

Littering, spitting, chewing gum, not flushing when going to the toilet, not paying attention to hygiene, smoking at will in public places, polluting public spaces, competing for seats when taking public transport, crowding each other, not obeying order, cutting in line, blocking, answering the phone loudly, making loud noises, gathering noisy in public places at will, and climbing noisy in scenic spots. In addition to the above uncivilized behaviors, we often see things such as running red lights, parking indiscriminately and not obeying traffic rules when traveling and traveling; Disdressed and untidy; Urine everywhere; Eating snacks regardless of occasion; When eating buffet, there are good things rushing headlong into it, which can't be finished. We need the courage to "travel", but when people travel, we need to maintain good quality and good behavior habits during the journey.