backyard rink with boards w measurements and cost

My neighbours and I made a rink for our kids this fall/winter and I thought I would share how we did it, since there are few detailed instructions with costs on the internet.

We provide deluxe and econo version "costing" (no,this is not a commercial post, we are NOT selling anything, just sharing ideas - this disclaimer because my last post on this topic disappeared for some reason ). Post your thoughts, design improvements etc.
<<< click image for step by step instructions, measurements, costs and more

enjoy.

(A related post here on the CC forums, concerns how to:
Please register to see links.)