Open questions

###Projects/Groups

• difference ?
• hierarchy
• projects result from groups -> appointments -> attributes/Tags -> links between circles

###access rights

• circles -> roles
• groups -> roles

###who owns the data after deletion

###"likes" evaluation, approval (to shares)

###Trust barometer

• achievements
• activity
• "growing plant"

###calendar management

• timetable
  • for events
  • for other things

###Notifications

• location based

###Items

• physical\permanent
• owner -> wants it back at sometime