Adds USP and motivation to USerGuide.md

docs/UserGuide.md

@@ -12,6 +12,11 @@ AddressBook Level 3 (AB3) is a **desktop app for managing contacts, optimized fo
 <page-nav-print />
 
 --------------------------------------------------------------------------------------------------------------------
+## Motivation
+We aim to simplify the process of accessing academic information by developing an efficient directory app. This app will help students to consolidate professors, teaching assistance (TAs) and their fellow classmates’ profile, improving the ease of accessing the details of individuals whom the students might need to contact for that semester.
+
+## Unique Selling Point
+The app helps students to consolidate important data, such as profiles of professors, teaching assistants (TAs), and fellow classmates, providing students with a single platform that is compact and easy to navigate. With this application, students can save time and energy that would otherwise be spent searching for scattered and hard-to-access essential academic contacts. The app features an intuitive and user-friendly interface, making it convenient for users to quickly find the information they need.
 
 ## Quick start