Design Wall Tutorials on the Web

Is your design wall a reversed plastic tablecloth or some flannel thumbtacked to a door or wall? Maybe you want a design wall but don't know where to begin.
Suite101 has a good overview of design walls, purchased or made, portable or permanent at quilting.suite101.com/article.cfm/making_a_quilt_design_wall.
The blog "Sew Many Ways" offers 2 great tutorials on making both large (6 ft. x 4 ft.) and small (32 in. x 32 in.) design walls from PVC pipe. This blog offers a supply list, step by step instructions, including detailed pictures. sewmanyways.blogspot.com/search/label/design wall tutorial.