Accrual accounting on the revenue side – you raise an invoice when the service or product is delivered, regardless of when the cash is collected.
Cash accounting on the revenue side – you simply record the cash from any sale when you see the proceeds get recorded into the bank.
Accrual accounting on the expenses side – you process the supplier bill into the creditor / accounts payable module on receipt of a good or service. Then, when you see the money leave the bank, you apply the payment to the bill.
Cash accounting on the expenses side - you simply record the payments from any supplier bill when you see the payment leave the bank.