Questionnaire The purpose of this questionnaire is to investigate how you use social messaging apps, setup your preference in social messaging. Being in this study may help other users, designers and developers understand how to best improve message reading notifications in the future. 1. Please circle your gender: A. Male B. Female 2. Please circle your age range: A. <20 B. 20-34 B. 35-50 C. >50 3. Please circle your native language: A. Chinese B. English C. Spanish D. Korean E. Others _____________ 4. Please fill in your occupation: ________________________________. 5. How do you usually communicate with others other than face-to-face communication? (You can choose more than one answer) A. Phone call (voice call, video call) B. Text messages C. Social messaging apps D. E-mail E. Others _____________ 6. What social messaging apps do you use? (You can choose more than one answer) A. Facebook Messenger B. Instagram inbox C. Google+ D. Skype E. Twitter F. Snapchat G. Google Hangouts H. WhatsApp I. LinkedIn J. Groupme K. iMessage L. WeChat M. KakaoTalk N. LINE O. Weibo P. Others _____________ 7. Which social messaging app do you use most frequently? (You can choose more than one answer) A. Facebook Messenger B. Instagram inbox C. Google+ D. Skype E. Twitter F. Snapchat G. Google Hangouts H. WhatsApp J. LinkedIn K. Groupme L. iMessage M. WeChat N. KakaoTalk O. LINE P. Weibo 8. How long have you been using the social messaging app you most frequently use? A. Less than 6 months B. 6 months to a year C. 1 year to 3 years D. More than 3 years 9. What is your primary purpose/goal of using social messaging apps? (You can choose more than one answer) A. Conversational chatting with friend(s) B. Activity planning C. Work discussions D. Connecting with family E. Wasting time F. Others: _____________ 10. How long does it typically take you to reply a message after reading? A. < 5 Minutes B. 5-15 Minutes C. 15-60 Minutes D. >60 minutes – need more time to think about how to reply 11. What kind of messages do you reply mostly quickly? (You can choose more than one answer) A. Casual conversation with a friend B. Casual chatting in a group C. Work discussions D. Urgent conversations E. Asking for quick opinions 12. What makes you take longer to reply a message? (You can choose more than one answer) A. Language barrier B. Needing more time to think about the reply C. Being busy at the moment D. Lack of interest in the conversation E. Lack of interest in the person F. Others: _______ 13. Do you know about what a “Read Receipt” function is? A. Yes B. No 14. Do you know how to turn on/off the “Read Receipt” function? A. Yes B. No C. Only for some apps 15. If you have the choice, do you usually turn on the “Read Receipt” setting on your phone/in the messaging app? A. Yes B. No C. Change according to the situation (Please specify when/why you would turn the function on: _______________________________________________________________ ______________________________________________________________) 16. If you can’t turn off the “Read Receipt” function in a messaging app, will it make you stressed when you read/do not read incoming messages? A. Very much B. Somewhat C. Just a little D. Hardly ever E. Not at all 17. Do you want to know if others have read your message? A. Yes B. No C. Depends (please list your reasons: __________________________________) 18. How will it affect the frequency of you checking on the conversation if the recipient has his or her read receipt setting on? A. I will check the conversation way more often B. I will check the conversation a little more often C. It does not affect the frequency D. I will check the conversation a little less often E. I will check the conversation as little as I can F. Not sure 19. Do you get distracted or feel stressed when you check whether the person has seen your message? A. Very much B. Somewhat C. Just a little D. Hardly ever E. Not at all 20. Is there any impact on the number of messages you send to someone when they have their read receipt on? A. I will send more messages B. No impact C. I will send few messages D. Not sure 21. Does it give you a bad impression if the recipient has read your message but didn’t reply right away? A. Yes, Very much B. Yes, Somewhat C. Yes, Just a little D. No, Hardly ever E. No, not at all 22. In your opinion, how long is acceptable to reply an instant message after reading it? A. < 5 Minutes B. 5-15 Minutes C. 15-60 Minutes D. >60 Minutes .