# Circles

Find answers to questions related to Gravvity's circles feature.

- Can I change the default circles?
- Can I delete a circle?
- How do I remove somebody from a circle?
- How do I add somebody to a circle?
- Will I receive a notification when I’m added or removed from somebody else’s circle?
- Are people notified when you add them to a circle?
- How many contacts can be attached to one circle?
- What is the difference between groups and circles?
- How many circles can you have?
- What are circles and how do they work?