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

"It is important to be aware of cultural norms when visiting Prilep. It is important to dress modestly and to avoid public displays of affection. It is also important to be respectful of religious beliefs and to avoid discussing sensitive topics such as politics or religion. Additionally, it is important to be aware of local customs and to avoid making assumptions about the culture. Finally, it is important to be mindful of the local language and to avoid speaking English or any other language without permission," remarked another expat in Prilep, Macedonia.