Amazing work! We would love to submit this, and any of the other related work in your gallery to the club. Please take the time to view our page's journal for guidelines to joining us, and submitting your work to be viewed by our members.
Anyway, I just think you're great with vectors and I can't even point you anything bad or give you a propper critique, I mean: I wouldn't change anything here about technique! I'd only change one thing: I'd do the rest of her and I'd put her in the right side of the "room", respecting the rule of thirds... appart from that I only wish I knew to know how to do that!