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For example, consider the diagram below. In the example below, Client 1 and Client 2 belong to the same parent company and each administer two cost centres. The parent company is linked to a debtor record (Debtor A). Client 1 is also linked to a debtor record (Debtor B). Invoices relating to supply of labour for Cost Centre 1 and Cost Centre 2 would be issued to Debtor B, as that is the lowest level debtor in the respective branch of the hierarchy. Invoices relating to supply of labour for Cost Centre 3 and Cost Centre 4 would be issued to Debtor A, as there is no client-level debtor in that respective branch of the hierarchy.
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