1. Click Send Money.
2. Select the country you want to transfer to,
3. Indicate the amount you wish to send
4. Select payment method (debit card, credit card, or through their bank account)
Then use the price simulator to calculate the exchange rate and the price depending on the payment method, in order to determine the total cost of the transaction.
More information at https://www.riamoneytransfer.com/us/en