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- Purpose of the document.
- how to create.
- main tab attributes. Explain about invoice type and link with contract.
- Can be used as Advance invoice. explain option to generate advance received payments (not detailed. just mention Bank Receipt, cash or cheque can be generated to receive advance amount)
- Table: how to fill, columns description.
- Actual advance offset.
- Summary linked table.
- Print forms (Progressive Tax invoice and summary)