How often can I deposit cash without being flagged?

deposit 1000Singapore, 07 October 2015 – OCBC Bank has become the first local bank to upgrade all cash deposit machines (CDMs) at its branches so as to accept the full range of Singapore dollarWith Paper Money deposits, you can deposit up to $1,000 per rolling 7 days, and $4,000 per rolling 30 days. Transactions must be a minimum of $5 and cannot exceed $500 per deposit.