The Head Contract is required for several reasons.
To reflect Daily Hire Expenses in Estimate (Voyage) when generating an Estimate
To keep track of past/transferred voyages operated under the same Head Fixture
To use Invoicing feature at
1.0 Creating Head Contract
2.0 Contract
3.0 Offhire
4.0 Financial
Refer to TC Invoicing
5.0 Linking Head Contract to Estimate/Voyage
--To be continued--