Frequency:     Infrequent    1  | 2 | 3 | 4 | 5    Frequent

Importance:   Unimportant   -4 | -3 | -2 | -1 | 0 | 1 |  2 | 3 | 4   Important

Roles & Report Relationship

- Design Institute:   C.B→F
  Senior & Principal architect→ Owner

- Foreign & Private:   ④→②①
  Architect→ Principal architect & Project manager