Fares are metered. The best months in Santiago is said to be the period between October and April. Money can be exchanged in hotels, exchange bureaux and banks. US dollars are the most easily exchanged unit of currency in Chile. The main shopping malls are open throughout the week.
All foreigners require a valid identity document.
Residents of several American countries may use their identity card, but all other foreigners require passports and for a few countries also visas. Be sure to check the current situation before departing. Also with a Spanish version. Chilean cities described . A lot of useful information on Santiago .