Military capabilities 

http://www.mcclatchydc.com/2015/04/20/263807/video-of-islamic-state-capabilities.html “The overall takeaway from this and several other videos like it, and this opinion is borne out by the facts on the ground, is that Daash remains better trained, more motivated, better led and supported by a logistical infrastructure that the Iraqi government is literally incapable of delivering to their own troops,” said one former British special forces soldier who consults with the Iraqi Kurdish government on military affairs.]