Short answer
Most foreign buyers should start with Buenos Aires for market depth, Mendoza for wine lifestyle, Bariloche and Patagonia for nature-led scarcity, Cordoba for value and central access, and ranch corridors for polo, land, or productive use.
How to choose
Choose based on use case before beauty. Rental-ready city apartment, personal vacation home, vineyard parcel, lodge, estancia, and raw land all have different diligence lists and operating costs.
Risk filter
Urban apartments are usually more straightforward. Rural land, border regions, water-dependent farms, and hospitality businesses require earlier legal, tax, and operational diligence.