The value of traveling as part of training is great. Another thing that I really love about visiting a new culture is the meals in fact I am a total food junkie so that you might not like foreign foods quite as much as me. Whereas some people get disgusted by the thought of eating one thing that they cannot even recognize I absolutely love the thought of being immersed in a culture via food.
However most foreigners from the west might be paid frequently, however there are by no means any guarantees about delays; even I had delays with my first employer resulting from only three people in the company with the ability to sign for cash and so they twice went in a foreign country together within the first 6 months I was there.
So with that said, perhaps these similar folks would be more willing to discover a way to make travel (not to mention their very own life-style) much less impactful whereas nonetheless benefitting society (particularly the training you don’t get at school) as a complete.
If you do use an expert group travel organizer it is best to look to see that they’re a member …