There has been a recent boom of call centres in Latin America, particularly Argentina, and I agree that it is to do with the low labour costs combined with the well educated Argentines, many of whom are bilingual, which means they can service both the English and Spanish speaking US markets. In addition to this Argentina shares the same time zone as the US, which gives it an advantage over India and other Asian companies. Many US and European companies are making the most of these factors and setting up in Buenos Aires,
www.5ca.com is just one of many. Offering Argentines and the large expat population based in BsAs the opportunity to work in a variety of differen languages.