The owner of a very small, part-time business is very disorganised and doesn’t like filing invoices, accounts and receipts. ‘What is the point of keeping all that paper work?’, he asks. ‘Once the details have been recorded in the accounting system why waste time and space filing everything?’ Explain to the small business owner why it is important to keep supporting documentation and how such records are likely to be useful for future decision making and provide an example.