An expat who has lived in Costa Rica gives all kinds of great advice on living there. Cost of housing, what to bring with you, how to settle in and much more is covered in this comprehensive expat report.
It's a good idea to rent before you buy in San Marcos, Costa Rica. Meet your neighbors, get advice on where to live and if they know of any homes for sale. And, bring any electronics you'll need, because the cost is double in Costa Rica.