You should be aiming for a Cherry whenever possible, in the long run these will always bring top dollar. Cover is flat with no surface wear. Cover inks are bright with high reflectivity. Cover is firmly secured to interior pages. Corners are square and sharp.
Staples are clean with no rust.
Paper is supple and fresh. Spine is tight and flat. Posters appear as they came off the press, just slightest rolls to edges allowed. A Betty is still fine, she's been looked at a bit but she ' s still desirable and has been handled with care. Sharp, bright and clean with supple pages.