What are the different modes for the Graco Slimfit 3-in-1 car seat?

The Graco Slimfit 3-in-1 car seat has three modes: rear-facing mode for infants and younger children, forward-facing mode for older children, and booster mode for the oldest children. Each mode accommodates different age and size requirements, allowing the car seat to grow with your child. Refer to the 'Right Mode of Use' section to determine which mode is appropriate for your child's current age and size. (Pages 4-36)