The Toy Soldiers Forever blog has a video on proper techniques for casting your own toy soldiers from pewter. He also suggests some cheap sources of the metal.
Modeling
Precision Cutting Foam For Terrain Boards
The Terrain Tutor has a very clever method for cutting precise sizes for terrain boards.
S Scale Model Resources
S Scale is the railroad scale that most nearly approximates the 25mm – 28mm figure scale. Unfortunately, until recently it has been rather obscure, difficult to find at even the best stocked hobby store. This website has a vast list of S scale resources.
Building A Dark Ages Frame House
The Man Cave has some tips on how he built a nice looking dark ages frame house.