Mumbai Police

Never introduce an unknown person for the purpose of opening an account in your Bank
Never encash cheques / drafts of an unknown person through your account
Do not keep your account in-operative for a long time
To avoid theft in postal transit or courier services and subsequent cheating, keep a track on the cheques / drafts / pay orders sent through post and courier services
As far as possible, bank transactions should be handled personally
Take care of your cheque books. Do not keep signed cheques in the drawer or any place where outsiders have an easy access
All bank transactions should be counter checked to ensure that deposited cheques have been realized
Monthly statements of your bank account should be invariably checked
At the time of withdrawal of cash, the account holder must physically check the cash. Never hand over the cash to a third person for counting

Insist for D.D. or Pay Orders if you are dealing with an unknown party
Postdated cheques should be avoided
If a cheque bounces, you should give a notice to the person within 15 days of such intimation. If you do not receive a reply, file a complaint in the court under section 138 of the Negotiable Instruments Act, 1981, where effective remedies are available to the public. All cases of bounced cheques may not be offences of cheating under the Indian Penal Code