You'll have to contact you bank if you are sending an international payment and they'll mainly do the rest for you. Charges vary from bank to bank depending on amount. To receive you'll need to supply the third party with your IBAN & SWIFT number again obtained by contacting your bank. Monies should be credited to your or third party account within 7 working days.
depends on how many middle bank to be used and how is your payer mindset(willing to pay for the bank charge or not)