The best under-gate dog barrier is one that extends to the ground. This effectively keeps dogs in and won't give them room to squeeze through. However, dogs that dig can still get under the barrier. Deter digging by paving the ground beneath the gate or filling it in with rocks or gravel. Be careful using wire to extend dog gates, as the sharp ends may cut or hurt your dog's paws.

A wrought iron fence is generally considered a worthwhile investment, provided the cost fits your budget and its characteristics meet your needs. While it is an expensive material, its exceptional durability and longevity mean you can save money over time by not having to replace it.

Key benefits include:

• Durability and Security: Wrought iron is strong and provides excellent security for your home.

• Longevity: With proper maintenance, it can last a lifetime or longer.

• Aesthetics: It offers a classy, timeless, and elegant look that can boost your home's curb appeal and property value, especially when complementing brick or stone architecture.

However, it's important to note that wrought iron fencing does not offer much privacy. If professionally installed and maintained, it is a sound long-term investment.

Proper installation can make a big difference in your fence's maintenance needs. For example, wood fences that aren't installed correctly can be more likely to rot. While it's possible to DIY a fence installation, hiring a local fence company can mean much less work for you in the long run. 

A professional fence installer will make sure your fence is positioned correctly and installed in a way that ensures longevity and limited upkeep requirements.

Vinyl or PVC fences offer low-maintenance features, weather resistance, and diverse style options, ideal for security and privacy without extensive upkeep.