You can rent a flat for 1 week or months from Andrea´s Style and stay at Plaza San Martin in Retiro!
1 Centrally located: Walking distance to Recoleta, Puerto Madero, Retiro and Downtown. Subway and buses to the rest of the city.
2 Shopping: Famous Florida street, Galerías Pacífico Mall, fine leather stores and jewerly stores
3 Traditional Architecture: Kavanagh Building, San Martin Palace and Militar Circle
4 Nighlife: you have a few "pedestrian streets" on Reconquista where many Irish pubs are...