Pros and Cons of AON Method:
Advantages of AON:
- No dummy activities are used.
- Events not used, just activities.
- AON easy to draw when dependencies and relationships are straightforward.
- Activity emphasis easily understood by all levels in the organization.
Disadvantages of AON:
- Path tracing by activity number can be difficult to envisage – little sense of flow.
- Network drawing and understanding difficult when dependencies are numerous and complex.