I'd say it works best if you're a project manager, and have a few others working steady (and longer) hours that you can bill out. Also a well established set of

I'd say it works best if you're a project manager, and have a few others working steady (and longer) hours that you can bill out. Also a well established set of clients is a must. I did this while in SE Asia and Nepal for months at a time and my trips were all cash positive.