Summer setups are a great way to learn new rail tricks and stay in ski mode during the summer. There are tons of options for how to a build summer setup, but the basic idea requires a steep slope to gain speed and a flat area to place the rail. If you don't have a hill in your back yard, a simple setup like this one (Link) is pretty easy to build yourself. For rails, PVC piping is great: it's inexpensive, light weight and won't destroy your skis. take a look here for ideas and plans to build rails. If you don't have the ability or space to make your own, talk to friends and other team members about setting one up at their house. This will cut down on building costs, plus its always more fun to shred with friends.
Blog Posts
Summer Setups #5 : Multi Rail Course
Summer Setups #4 : Landing Alternatives
Summer Setups #3 : Rail Alternatives
Summer Setups #2 : Ice Rink Snow
Summer Setups #1 : Building Ideas