For privacy and natural light, position shades from the top, bottom or both. These shades have this feature available.
Top Down Bottom Up Window Treatments
Top Down Bottom Up Shades - Duofold Shades - Window Shades
Top Down Bottom Up Shades - Natural Light and Privacy - Window Works NJ
Top Down Bottom Up Window Treatments
Top Down Bottom Up Shades Cordless Light Filtering
10 Easy Pieces: Top Down Bottom Up Window Shades - Remodelista
Top Down Bottom Up Blinds for Bay Windows
Top-Down/Bottom-Up Window Treatments - Incredible Windows
Top Down Bottom Up Window Treatments
Top Down Bottom Up Shades for Natural Light + Privacy Solutions