Originally Posted by
Klm is Dead - Long Live KLM
3. After the success of monetization and the end of FC upgrades the enhanced ability as an elite to upgrade any fare to FC at any time from purchase to check-in for a flat rate of $50 cash or 2500 miles per scheduled flight hour, payable on your AMEX or with skymiles, on a first come, first served basis, where we imagine that this option, based on your purchase and travel patterns, puts you securely in first class 100% of the time you want to be there.
The 2nd bolding is dependent on qualifying for the 1st bolding, but this seems an interesting way of increasing both monetization and ability of those who can't book F per their corporate travel rules to realize an upgrade on their own dime (at any time).