"Serviced apartment" in this context means you are renting a hotel room and not someone's private living space. If you want a more authentic interaction with an Argentinian family, it is best to keep looking. We did not meet the "owner" as there is a desk clerk who handles all the keys for the hotel. There are 5 beds, it is clean enough but there is no home like feel. We could have gotten this experience off booking.com so we are disappointed by the listing on AirBnB. As there are multiple apartments, we did not get the place which was pictured on the advertisement. On the plus side we were offered private pickup from the airport (at additional cost) which expedited us getting settled into this place after a 13 hour flight. Contact with the owner was polite, prompt and courteous, and she helped us get going in the city