No, the wizard isn't great, but it is handy for setting up grouping, as it populates both the group expression and the sort, which I always forget otherwise... Probably...

Hmm, I see what you're saying, but then there is no way of going through the wizard using the template, so you will need to add groups etc manually, not...

Another great article, one point though, as far as I am aware, these self-built templates are only an option if you are using BIDS, not if you use the full...