updates can be found on
http://throwitdown.ca/ as well as on
http://www.magnoliabmx.com/
throwitdown has some good workout tips for you:
->
http://throwitdown.ca/index.php/articles/shape-up-or-ship-out.html
magnoliabmx has two Q&A's and some stuff on the bmx worlds - get in contact with the magnoliabmx ladies if you're coming to the worlds!