Appendix 1.
The observation toolkit

User Time Behavior
Number Week Weekday Pattern Rest
Weekend Chatting
Age (estimated) Children Day am 6-am 12 Playing
Young adult am 12-pm 3 Walking
Middle aged pm 3-pm 6 Exercising
Senior pm 6-am 6 Working
Gender Male Duration of the activity Within 10 min Photo and note (detailed activity, used facilities)
Female Within 1 hour
Note(dress type) More than 1 hour