They can be set to open from either side or from the centre making it convenient to walk between them through a door or partition. They also require minimal maintenance, and each slat is easily replaced.
Vertical blinds allow you to adjust light levels easily. Slowly tilting the slats gives you granular control over the amount of sunlight filtering into a room. Alternatively, you can slide them across and out of the way allowing for natural light to enter your space while also maximising your view of the outdoors.