Originally Posted by
goalie
If I have a $250 "016" e-cert and want to use it on a $250 all in fare with say a base fare of $200, I pay the $50 in taxes
That's about as smart as putting a $20 bill in a vending machine that doesn't return change. If you choose to misuse an e-cert in that way, you are certainly welcome to, and you get what you deserve. I prefer to use them intelligently, which always results in greater value than an equivalent TCVA.