Picasa organizes your entire collection. Move and re-name pictures. Use labels to group photos. Add ratings. Add one picture in multiple albums without duplicating the picture on your hard drive. Add passwords to any photo collection. Edit with crop, red eye removal, contrast and color correction, and enhancement. 12 visual effects improve your photos. Write captions for images. Add Zoom, Pan, and Tilt to photos. Create slideshows, burn backups.