Below are links to two guides to SWAT tactics and tactical movement that you can download and read on your tablet.
SWAT and Tactical K-9 (Photo credit: Wikipedia)
A lot of the scenarios are for Police SWAT Teams but the core principles behind the tactics can be readily adapted for civilians to further understand how to maneuver in a confined space.
RealDefense 
I have refreshed my thoughts and skills of operating as a SWAT officer. I have really benefitted from this article. Thank you very much for your wise and rich article.
Many Thanks to you…
Emmanuel Mapopota SWAT officer, Zimbabwe Police Department
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