I live in - and travel between - 3 cities in 3 Continents
Singapore (Asia), Melbourne (Australia) and Palo Alto (United States)
Global Mailing Address (Singapore)
The mailing address I use to receive all physical mail is:
When I'm in Melbourne, Australia - I (currently) receive mails via Singapore.
Home is currently in Southbank; and I hold most of my meetings at cafes nearby.
I don't have a permanent mailing address in California, and when I'm there, I'm usually staying in Palo Alto; and can be found along University Avenue.