=== Vaccinations ===
In many hospitals around the country anyone can get FREE vaccinations such as ones for yellow fever, etc.
=== Internet ===
Gas stations are plentiful and as of 2017, almost all of them offer free WiFi! Sometimes open networks, sometimes you have to ask for the password.
* [http://www.autostopargentina.com.ar/ Autostop Argentina] (in Spanish)