What constitutes the act of money laundering?

Money laundering constitutes:

1. concealing, discussing, converting and transferring criminal property, or removing it from the UK.
2. entering into, or becoming concerned in, an arrangement which you know, or suspect, facilitates the acquisition, retention, use or control of criminal property by, or on behalf of another person.
3. acquiring, using, or possessing criminal property.
4. becoming concerned in an arrangement facilitating concealment, removal from jurisdiction, transfer to nominees, or any other retention or control of terrorist property.