Don't take only one form of money with you - take a mixture of cash and travellers' cheques.
Don't keep your credit cards, money, passport and travellers' cheques together in one place in case you lose them or they are stolen.
Leave a credit card details at home with your family or friends in case of an emergency.
Leave details of travellers cheques with your family or friends in case you lose your own.
Money tips
Make sure you have enough to cover emergencies.
Take travellers' cheques.
Keep a separate record of their numbers.
Carry only as much money as you need for the day.
If you have to carry a lot of money ask your partner or a friend to carry some for you.
Use a money belt or secure inside pocket.
Leave the rest in a hotel safe.
Change currency only from official moneychangers. Remember to retain the currency Exchange receipts after each transaction. You will need them for re-exchange on departure.
This are some of the big scams happening with international tourists ...
you try to change currency unofficially as the touts and brokers promise to give a better exchange rate and as soon as they get hold of your money..they vanish into thin air
sometimes the police raid while you are exchanging the currency and you payoff the unscruplous cops to get out of it.
Credit card tips:
Check the expiry dates.
Make a separate note of their numbers.
Don't carry all your cards with you - leave at least one in the hotel safe.
Make a note of the emergency phone number for cancellation. Also consider a credit card protection policy.
Check your credit card is accepted in the country you are visiting - in some countries you may not be able to use any credit cards.