Some tips and tricks by Spiritus Systems to show some patrol basics and sleeping in semi-permissive environment. Milsimers can take note of this... "In this video, Adam covers some different shelter and sleep options for Semi-Permissive environments. This is a step up from the high threat Non-Permissive environment and as such we can start to get a little more comfortable. Note that all these set-ups are examples and actual placement, orientation, and overall use-case are subject to environments and individual circumstances."