There is always room for Darth Vader.
To be fair in Beta maps I have done before. I have never managed to get things aligned well.
The ability to do this comes directly from The Teachings of StevieB who speaks to me directly, via my MSN.
Those map makers who are not as privaliged as I can download tips and tutorials made by this master map-maker right here at DF-HQ in the Tutorials section from the HomePage...