Partner with Major League Soccer — and sell their MLS gear in Asia with a revenue share in place
Traveler’s electronics service – buy/sell electronics and deliver them to travelers/expats all across the globe. You’d have to build an intricate delivery system that allows travelers to pick up goods and drop them off. For example, I’d happily deliver a Kindle from the states to someone in Asia/Africa/Europe/etc if I was on my way there anyway — particularly if I got a small delivery fee, or a discount on some other electronics equipment in return.
A “breathalyzer” app for the iPhone/Android – charge $4.99 per download
Travel T-shirts with random/out there/quirky travel slogans
Thai food delivery to Portola, San Francisco. I would pay someone RIGHT NOW for this service if it existed.