Originally Posted by
largeeyes
This morning the Rouble was moving 2/USD every 15 minutes.....how exactly do you figure you are locking in some sort of exchange rate?
Visa calculates the rate based on some average rate from the day before. But it's the date that Visa receives the transaction from the merchant (which isn't always the day you used your cc) that is used. See
http://usa.visa.com/personal/card-be...-rates-faq.jsp