i have been going to argentina for 20 years. i bought a place 20 years ago. my pension is alot like yours. i now have a wife and although prices are higher now, its affordable on my pension. the exchange is constantly changing. it could revert back to being cheap again as the economy is under going a change. the are opening the borders. the 3600 a month is alot of money in buenos aires. just learn the banking system and keep your money in dollars. fly under the radar. if you become a resident be careful. they have a world wealth tax. i think its 1% a year. people in the usa pay taxes as the earn them while getting old not after. in our retirement years we only pay capital gains not on social security. just saying