<human>:  I'm planning a vacation to Costa Rica. What should I know before I go?
<bot>: 
1. Make sure to bring your passport and other necessary documents so you can easily enter the country.
2. Make sure to check the climate to make sure you are packing the right clothes and clothing items.
3. Plan spending money in advance, as some banks may not support overseas transactions and credit cards may have additional fees.
4. Familiarize yourself with the local currency and know how much you are spending at all times.
5. Protect yourself from mosquito- and other insect-borne illnesses by wearing insect repellent and long sleeves/pants.
6. Research places to visit, activities to do, and attractions to see.
7. Be aware of the current political climate in the country and avoid talking about political issues in public.
8. Be respectful of other cultures and follow all the local customs and laws.
9. Familiarize yourself with the language and learn some basic phrases so you can communicate with locals.