Easy Shed Foundation
In most cases, a shed doesn't have to rest on deep footings. A pair of trenches filled with gravel and topped with treated 6x6s is adequate in areas with well-drained soil. Level and square the 6x6s and you're ready to build and attach the joist system.
For Sloped Sites, Build on Posts
Since locating buried utilities is free, it doesn't make any sense to skip this step. You can avoid an expensive mistake when building a shed, or worse yet, a tragedy, by going online to call811.com for more information and then calling 811 a few days before you plan to dig to have your buried utilities located.