Originally Posted by
saschasegan
I've considered buying the miles for United's $182 price - nice and clean - but another option might be to convert 25,000 of my many Amtrak miles, via Midwest (a program I'm not even a member of yet) and Hilton. And hey, that would be free.
It would be free, but with a terrible opportunity cost! 25K AGR points is equivalent to a great sleeper trip, US/Canada roundtrips on CO or YX, etc.