Ask the insurer for copies of itemised bills, photos, assessors reports etc.. (insurancelaw.org.au)
There may also be additional charges for those that require payment methods other than direct debit and for itemised / paper billing. (mobilephonechecker.co.uk)
Book up can be fair where receipts, itemised statements and records of transactions are provided, large debts are not allowed to be accrued, PINs are not kept, and customers understand the arrangements. (moneysmart.gov.au)