| Organisations,
units of organisations, individuals (actors) have different kinds of relationships.
There are lines of command, communication, co-operation, inputs and outputs
delivery, sanctioning and financial lines. It
is possible to draw a map of relationships between actors involved in
a certain process, using different types of lines for different types
of relationships. Arrows can be used to present the flows of the goods,
services and money. The thickness of the lines presents the importance,
frequency or volume of the relationship. This is in particular important
when there are several similar relationships. It is possible to use different
symbols to present the performance of the relationships on basis of issues
like
The below-presented
network presents the problems of the solid waste contractors in Dar es
Salaam in early 2000.

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