Changes

'''Answer the Investigation 3 observations / questions in your lab log book.'''

== Investigation 4: Adding users ==

'''Answer the Investigation 4 observations / questions in your lab log book.'''

== Investigation 5: Managing Groups ==

'''Answer the Investigation 5 observations / questions in your lab log book.'''

== Investigation 6: Deleting users ==

'''Answer the Investigation 6 observations / questions in your lab log book.'''

== Investigation 7: Modifying users ==