Buying a piece of software is like getting your office built-in cabinet - you cannot resell it, however good or expensive it is. This means that if you get it wrong, you either live with it or dispose it away. You don't have to make some common mistakes when buying an accounting software.
By NOT talking to a prospective supplier like going out on a first date.
You know what people do on traditional first dates? They don't reveal too much and say only the nice things. Like these:
I'm going to uncover some hidden messages to you so that you can decide for yourself better. See my slide deck here.