Balwyn sits at about 2410 people per square kilometre, standard detached housing, where four to six cameras usually cover a property properly without overreaching the boundary. At about 84 metres, Balwyn is flat. That makes cable runs simple and sight lines the thing to design around.
Balwyn is about 10 kilometres from the CBD. Older construction means solid brick, plaster and shallow eaves, so cable entry takes longer than the camera mounting does. Balwyn sits inside Boroondara. We set detection zones to stop at the fence line as a matter of course, not because a council asks us to.
A job in Balwyn usually sits alongside something we already have booked in Balwyn North or Canterbury that week. By the numbers: 13495 people, roughly 5.6 square kilometres, postcode 3103, inside Boroondara. That is Balwyn as of the 2021 census.
Background that matters once we are on site: === 19th century ===
Following the Foundation of Melbourne, Balwyn was part of Henry Elgar's Special Survey of 8 square miles (21 km2) in 1841, which was subdivided into small farms and grazing runs. It shapes the cable route more than the camera choice does. The area we cover around Balwyn runs through Balwyn North, Canterbury, Deepdene and Kew, and a booking in any of them is treated the same way.
We work out of Boronia, about 12976.6 kilometres north-west from Balwyn. No travel charge, no minimum call-out to justify the drive. Adding to that: The Outer Circle railway line, with a station at Deepdene, opened in 1891, was closed in 1893, re-opened in 1900 then finally closed to passenger traffic in 1927.