What cultural faux pas should I try to avoid making in Minturno?

"It is important to be mindful of cultural norms when visiting Minturno. It is considered rude to be late for appointments or social engagements, so it is important to arrive on time. It is also important to dress modestly and to avoid wearing revealing clothing. Additionally, it is important to be respectful of religious sites and to avoid taking photographs without permission. It is also important to be aware of local customs and to avoid making jokes or comments that could be considered offensive. Finally, it is important to be aware of the local language and to avoid speaking English in public unless it is necessary," mentioned another expat when asked about moving to Minturno, Italy.