U.S. dollars and euros are the main currencies of money transfers, carried out by the system of RIA Envia. When sending money, a client has to take into account transfer time to the point of transfer payment and in general the difference in time on different continents. 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. RIA Money Transfer is one of the most popular money transfer systems in Europe and America.