as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
suggest 3 possible ui changes for a messaging app.
user
1. adding a feature to auto-identify and categorize user messages. 
2. adding an 'undo' button for users to effortlessly undo sent messages.
3. introducing emoticons and other symbols to give messages more personality.
assistant