I vote for cash and traveler's checks. With a little thought you can always find a place to hide cash.
I'll take (need) a year's worth of free trials, thank you!
All I would add is that Photomatix Pro has a perpetual free trial-however the images it finally produces have "Photomatix Pro" stamped across
I also use cash. I even send half of our money via Western Union in my wife's name and we usually pick it up at the post office about mid-way through