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

"It is important to be respectful of local customs and traditions when visiting Santo Domingo. It is best to dress modestly and avoid wearing revealing clothing. It is also important to be aware of the local language and to avoid speaking English in public. Additionally, it is important to be aware of the local customs regarding physical contact, as it is considered inappropriate to touch someone without their permission. Finally, it is important to be respectful of religious beliefs and to avoid making any comments that could be seen as offensive," said another expat in Santo Domingo, the Dominican Republic.