BE90-200,CE 525, CE500/550/560, CE650, CE 680, CL30, did not pay for one.
Mind you, the last was 5 years ago, different times.
If the offer is for a rating on aircraft not in a Sim I would think a total waste of money.
+1. That was the dirty old trick I referred to. Sell hours to poor trainees and when the dude has its rating, relief the next poor soul of his money...