from a friend...
1. Be sure to have a phone.
2. Be sure to have credit for that phone.
3. Be sure to learn the transportation system: citywide bus, countrywide bus, dollar taxi, regular taxi, late night taxi
4. Know bank holidays
5. Know where Chinee shops are located.
6. Make friends everywhere you go. Leave your imprint, but also take theirs with you when you have to leave.
7. Internet Cafe