How to Define topology lines on reference images in Photoshop

This video tutorial goes over methods for defining the topology of an organic object in Adobe Photoshop. This is helpful as a planning stage before you begin your 3ds Max 8 digital 3D modeling to make sure that your have proper distribution of faces and your target mesh will deform nicely. So, if you're using Autodesk's 3D Studio Max for awesome 3D graphics, this could help you out with Photoshop topology.