Originally Posted by
mreed911
Mine's a really simple example, but you get the gist - encouraging people to spend miles brings in incremental revenue that they'd never otherwise get, vs. the miles just building up or being transferred out so that SPG earns no revenue whatsoever.
I think those SPG points are considered "liability" on a balance sheet. So they are considered unclaimed service a company need to provide.
So by reducing the total SPG points in circulation, they are decreasing the liability/debt on their balance sheet.