NTRODUCTION CHAPTER 1 Points: 1. introduction about tehcnology of Instant Messaging and how it contribute to society nowdays 2. introduction about Autism spectrum disorder (ASD) and chidlren with autism. And how they are left in this technology.. because not user-friendly for people like them (you can add more point here) 3. introduction about Picture Exchange Communication System (PECS) and how it help children with autism 4. introduction about this project - to implement the PECS inside instant Messaging app. 4.the reason of i choosing this project: 1. to expose the cholder with outside world since they are love to stay shy and live i their community 2. to make the communication more interesting 3. (you can add more point here)