(2) The governing body shall take proper precautions for the depositing, securing and disbursing of the sums so deducted and for the delivering of all bonds or other obligations purchased.
(3) Balances to the credit of the accounts in which the sums so deducted are deposited may be used for the purchase in advance, from the federal government or from any federal reserve bank or other authorized federal agency, of war savings bonds or other obligations of the federal government, either in blank or in inscribed form, in convenient denominations to meet the requirements of the purchasers thereof.