Original sentence: Saravana Bhavan is a chennai based chain of Vegetarian Restaurants.They have branches not only in Chennai and Tamil Nadu but also have overseas franchises in the US, Dubai, Singapore, Malaysia, UK and Canada
Edited sentence: Saravana Bhavan is a chennai based chain of Vegetarian Restaurants where you can get consistently  over priced South Indian tiffin items.They have branches not only in Chennai and Tamil Nadu but surprisingly have overseas franchises in the US, Dubai, Singapore, Malaysia, UK and Canada