How much money to keep on the card so as not to lose income: expert advice on a reasonable bank card to keep an amount for daily expenses until the next salary and a reserve of 10-20% and transfer the remaining free funds to a savings account or a deposit. This approach will allow you to generate income and reduce the risks of fraud, said financial expert Maria Ermilova. loss of income. If you keep 600 thousand rubles in a card without interest, instead of a savings account at 12% per year, you can lose about 72 thousand rubles a year. Insurance. The funds in the accounts are protected by a deposit insurance system of up to 1.4 million rubles per person in one bank, including accrued interest. safety. For large amounts, the expert advises to divide savings between several banks, set transaction limits and use a separate card for online purchases.