In the Stock Exchange Bookkeeping App I wanted to be able to attach multiple files (ex: PDFs) to BVB Entries.
The attachments are files received from the brokerage firm and they refer to a transaction. For example, if I buy 1 stock, I will have 3 BVB Entries with the same Transaction Number. If I attach files, they will be linked to the Transaction Number and visible as below, in a Factbox, for all BVB Entries with the same Transaction Number: