ATTENTION ATTENTION
Guys you can get away with paying $350.00 to $457.00 CND for a RepRap Prusa Mendel now but I would still use some of your PLA to make some of the Bells and whisles from thingiverse right away as soon as your Done Calibration.
Use this Video to start Calibration if your New to the 3D Printer world.
Skeinforge 40+Tutorial
Keep it Up Calgary see
Protospace for a place with experts in Building and Using 3D printers, Robots, FreeBoS systems also almost anything else...
Attention Warning Warning Attention
there are still High speed problems with the Rep Rap Prusa Mendel design so I would check out
Ronthomp's Frame from Thingiverse for faster Prints his Frame Never moved.
for a New Frame Design from the USA that dose not involve expencive extruded aluminum channel Or Wobbly Webbly thredded Rod stock.
See
Ronthop's Frame in Action Here