Fences and walls across Gaywood and Lynn were damaged overnight last week.
A brick wall and concrete pillar at the end of a driveway in Tennyson Road was knocked over.
It happened between 10.30pm on March 13 and 7am the following morning.
An entire front garden fence was knocked over at a property in Hall View Road, between 8pm on March 15 and 8am the following morning.
On the evening of March 15, fence panels at a property in Burnham Avenue were damaged at around 10.15pm.