The Police posted two separate releases looking for three individuals to assist with investigations into seperate cases of dishonest misappropriation of property.
The couple who was captured by the CCTV seems to have taken something from a residential area.
Ang Mo Kio Ave 1

The Police are looking for the two persons shown in the image below to assist with investigations into a case of dishonest misappropriation of property at Block 217 Ang Mo Kio Avenue 1 on 23 April 2022.
Anyone with information is requested to call the Police Hotline at 1800-255-0000 or submit information online via www.police.gov.sg/iwitness. All information will be kept strictly confidential.
Ang Mo Kio Ave 4

The Police are looking for the man shown in the image below to assist with investigations into a case of dishonest misappropriation of property reported at Block 612 Ang Mo Kio Avenue 4 on 11 June 2022.
Anyone with information is requested to call the Police Hotline at 1800-255-0000 or submit information online via www.police.gov.sg/iwitness. All information will be kept strictly confidential.
Example of MOP
What is a “misappropriation of property”(MOP), to put it in simple terms, it is using a person or an organization’s property inappropriately even knowing the fact that it is a behaviour of dishonesty.
Mr A found a wallet that contained money and the identity of a person, knowing the fact that the wallet does not belong to him he uses the money.
The penalties for dishonest misappropriation of property are a jail term of up to 2 years and/or a fine.
Image Source: Singapore Police Force