#2, not sure what you're asking, what's wrong with the current display? I think the main thing is we need the rate, the basis, the location code, and probably the taxing authority. I don't know that there can be different rates within the same order (same destination) -- as far as I'm aware, there are not different rates for different kinds of products -- but if there are it might be necessary to have multiple tax lines. One consideration is whether shipping/handling is taxable or not...