Tell us about your CAD knowledge. How would you rate your expertise and experience using CAD software? What CAD packages have you used? It's fine to answer 'just learning' or 'IKE' (I Know Everything) but adding some details is more helpful.
Somewhat familiar with 2D. Just starting out with 3D.
What CAD/CAM/CNC related software are you interested in learning or improving your proficiency? What knowledge do you have in this area that you'd like to share with the group?
Autocad. Inventor. InventorCAM. V-Carve. Cut3D.