Massive Voodoo has a tutorial on lighting your workspace.
If you were one of the ones who bought into Reaper Mniatures’ Kickstarter for Bones, here’s a tipsheet on how to paint the figures. They’re a new kind of plastic and some of the techniques you’re used to may not work.
This video is about painting orcs, but the techniques can easily be extended.
Olicanalad has a blog post with a photo tutorial on painting with enamels.
Iron Mitten has a tip on painting checked patterns on your miniatures. He uses it on Celt Cavalry, but there are innumerable periods that could use this tip.