Best Exchange Rate. Buy or Sell Forex Online at best rates. Multicurrency Travel Card, Buy & Sell Forex, Money Transfer, Forex Cards, Wire Transfer, Students Fee Mahesh Iyer, senior vice-president and head of foreign exchange at Thomas Cook (India) said: “I advise passengers to carry currency of the country they are headed to, so as to save on currency conversion charges abroad.” Thomas Cook’s forex rates are held as the benchmark by most retail forex dealers in the country. We bought the card online and collected the card physically from a Thomas Cook office closest to us. You can buy the card in any of 8 currencies: USD, GBP, EUR, CAD, AUD, JPY, SGD and CHF and it can used in any of above 8 currencies without any currency conversion.