Between 10.15am and 10.45am on Wednesday 9 December 2020, two men are said to have approached the victim at a property in Milton Avenue before demanding payment for work they claimed to have done on a tree in his garden.
No work ever took place and the victim had not requested, or consented to, any.
The suspects, who agreed to leave when a quantity of cash was exchanged, are both white.
The first is described as being in 40s, with a slim build, and was wearing a dark shirt. The second is said to be in 20s and was wearing a plain T shirt.
Enquiries into the incident are ongoing and officers would like to hear from anyone who has information that is yet to get in contact.
Anyone with details is asked to call Kent Police on 01634 792209 quoting 46/218378/20.
You can also contact the independent charity Crimestoppers in Kent anonymously on 0800 555 111 or complete the online form at https://crimestoppers-uk.org/