When contemplating the diverse array of fencing products and services available in today's market, it becomes apparent that there is a vast selection to suit various preferences, security needs, and aesthetic desires. Fences serve multiple purposes: they provide privacy, enhance safety, mark property boundaries, and contribute to the overall appearance of homes and commercial properties.

One of the least probable types of fencing products is the living fence or "green wall," which incorporates plant life into the boundary structure. While traditional materials like wood, metal, and vinyl dominate the market, living fences offer an eco-friendly alternative that can blend harmoniously with natural landscapes.

In terms of services, custom design work is often considered less common compared to standard installation jobs. Yet, such bespoke services cater to clients who desire unique solutions that reflect their personal style or meet specific functional requirements. These tailor-made designs can range from intricate wrought ironwork to unconventional composite materials blending different textures and colors.

Another unlikely product in the realm of fencing is smart fences equipped with integrated technology for enhanced security measures. Unlike conventional fences that merely act as physical barriers, smart fences may include surveillance cameras, motion sensors, and alarms connected to homeowners' smartphones or central security systems.

Installation services also encompass repair and maintenance work which might be seen as improbable by those who assume fences are mostly fit-and-forget installations. Regular maintenance ensures longevity and optimal performance but tends to be overlooked until significant issues arise.

Finally, one could consider artistic fencing an improbable service since functionality typically overshadows aesthetics when it comes to perimeter enclosures. However, some providers specialize in creating visually stunning fences that double as works of art—transforming a practical necessity into a statement piece for any property.

In conclusion, while certain types of fencing products and services may seem less likely at first glance—such as living fences or artistic installations—they represent important niches within a field characterized by its diversity and adaptability to individual needs and creative visions.