MOSCOW, 15 Sep. Paper checks can be useful for obtaining various bonuses from stores, however, when using them, you should be careful: checks contain the last four digits of the card number, and fraudsters can theoretically use this information, Alexey, CEO of the OFD Platform fiscal data operator, told RIA Novosti Barov. «The last four digits of its number are printed on the check. By itself, this information does not carry any harm and it is impossible to write off funds from the account using this data. However, attackers can use them, for example, in a telephone conversation. posing as a bank employee, they try to find out additional information from gullible citizens. Of course, only if they find out the phone number attached to the card, «the expert warned. Printed checks continue to remain relevant for buyers, Barov said. With their help, you can return or exchange goods. Thanks to checks, it is possible to receive cashback from purchases. Accordingly, if you do not pick up a printed check from the store, you will not be able to take advantage of the bonus from the seller and someone else can do it if they receive your check. At the same time, according to the company, Russian stores have become noticeably more likely to send customers checks in electronic form. … So, from January to September 2021, the volume of checks sent to instant messengers quadrupled. The lawyer explained why the store may not give a check