How to make money transfer using RIA Money Transfer - receive registration number of the transfer and receipt. U.S. dollars and euros are the main currencies of money transfers, carried out by the system of RIA Envia. RIA Money Transfers - the third largest provider on the world market of money remittances for people. RIA Money Transfer is operating in the sector of remittances since 1987, when it started to carry out money transfers from the U.S. to Latin America. The strategy of RIA Money Transfers was aimed on developing of a system of international money transfers, insuring and helping migrant workers to transfer money home. Payment of transfers. Payment is made in cash in U.S. dollars, but you can get transfer also in Euro. Conversion of funds will then be made at the bank rate at the date of receipt of the transfer.