Answer:
Availability of Cash in hand and ease of payment.
Record maintenance.
Data security.
Explanation:
When a person has to pay someone for the goods or services then he may have multiple payment options available to choose from. He may choose to pay cash as it is the most easiest and frequent way of payment. If the invoice is not available then the person paying cash may concern about record maintenance and for this purpose he may choose cheque of payorder options to involve bank as a witness of the payment. If the person wishes to pay online for the procurement of goods or services then he may observe security issues. The data entered may be leaked. The details of credit card may be hacked if the website is not secure.