Nexa is a retail network established by Maruti Suzuki in July 2015 that caters to high-end consumers. It aims to provide a premium experience and sell more luxurious vehicles to improve Maruti's brand image and attract modern customers. However, Nexa faces challenges like having fewer vehicle models and low awareness of its new concept. The document suggests that Nexa would benefit from increasing advertisements, expanding vehicle offerings in showrooms, and gathering customer feedback.