Carry sunscreen!
Get in to a meter tuk tuk (Rs.40.00 with in Colombo city is acceptable)
Carry change money
Carry a basic map
Dress conservatively when visiting religious sights
Label all your belongings including your name, a local address if possible and email address
Note down the address and the landmark of the place you are staying
If spicy food doesn’t agree with you make sure you tell your waiter
Be at airport at least 2 hours before your flight leaves