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

"It is important to be respectful of local customs and traditions when visiting Ojochal. It is important to dress modestly and to avoid public displays of affection. It is also important to be aware of the local language and to avoid speaking loudly or using offensive language. Additionally, it is important to be respectful of the local environment and to avoid littering or damaging the natural environment. Finally, it is important to be aware of local customs and to avoid offending anyone by making jokes or comments about their culture," mentioned another expat when asked about moving to Ojochal, Costa Rica.