Watch the Outlining Cmin7 online guitar lesson by TrueFire from Play Jazz Guitar 6: Soloing Principles
Outlining Cmin7 - Overview is a video guitar lesson presented by Fareed Haque and is sourced from Bebop Improv Survival Guide.
The basic chord, arpeggio and scales on Cm7. Typically jazz musicians will use the major 6th - in this case "a" natural. Rock guitarists, Asian guitarists, Eastern European guitarists who have played a lot of folk music may find the A nat strange and may be more accustomed to the b6 - Ab.
Learn em both!