Q.Why should a consumer always insist on a cash memo?

A cash memo, or bill, is the primary proof that a purchase actually took place, showing the goods bought, the price paid, and the date of purchase. Without it, a consumer has almost no evidence to support a complaint about a defective product or unfair charge. …

A cash memo, or bill, is the primary documentary proof that a purchase actually took place — it records the goods or services bought, the price paid, and the date of the transaction. Insisting on one is a basic consumer responsibility, and it is emphasised strongly because of how directly it affects a consumer's ability to use their legal rights later.

Without a cash memo, a consumer has almost no reliable evidence to support a complaint if the product later turns out to be defective, if the price charged was more than the agreed or printed amount, or if a warranty or guarantee needs to be claimed. A seller can simply deny that the transaction occurred as described, or deny that any promise (such as a warranty period) was ever made, and without a bill, the consumer has very little to counter that denial with. …

Students often list 'getting a bill' as a right rather than recognising it as a consumer's own duty/res …