There exist two types of collections. Collections may be documentary or clean. The documentary collection is the collection of commercial documents or the collection of financial documents together with commercial documents.
The collection of only financial documents is called clean. Commercial documents are: invoices, bills of lading, waybills and certificates. Financial documents are: promissory notes, bills of exchange, cheques and payment receipts.
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What is the clean collection?
The collection of any documents is called clean.
The collection of only commercial documents is called clean.
The collection of commercial documents or the collection of financial documents together with commercial documents is called clean.
The collection of only financial documents is called clean.