Manual vigilance is limiting for obvious reasons. The duties of security guards are also restricted to certain areas beyond which, the responsibility of watching over areas, possessions, and people fall on the residents themselves. As this is not possible at all times, residents rely on home security systems to do the job on their behalf. When intrusion takes place, gadgets such as drive way alarm systems come to the rescue. These systems are synonymous to alarm clocks that trigger off the moment the big needle reaches the pre-decided hour.

A driveway alert system comprises three main categories based on the elements they detect. A motion sensor shoots off at the first sign of any object, animate or inanimate. In other words, users will know if their driveways have cars, people, or animals on them. Homeowners with bigger driveway entrances should consider this system for maximum security.
 
Another type mainly focuses on vehicular detection. This category of notifying systems will not trigger off in the presence of objects other than vehicles. Such sensors have magnets to detect metal, which would explain why a monkey sitting on the doorway or a creepy passerby examining your petunias remains undisturbed.
The third type is a hosepipe arrangement, which purely works on pressure. A pipe connects to the notifying system that sends off an alarm as soon as stepped upon, mostly by a sizeable vehicle. Such systems work really well in regions experiencing extreme weather conditions where chances of external damage to the electric circuits are more.

For regions that experience favorable climatic conditions, a driveway motion sensor is perfect. Here again you will find categories for wired as well as wireless arrangements. Wired sensors are conventional arrangements with transmitters and receivers connected to an operating source. Residents with restricted driveways will find this arrangement ideal for securing their front yards. Those owning huge properties, estates, multi-corporation offices should consider planting wireless transmitters and receivers with multiple notifying sound alerts. Outer premises that have many activity areas to accommodate including open parking spaces, swimming pools, backyard gardens, and others require multiple motion sensor systems for security. One package will cover a maximum of four zones. Wider coverage is possible with transmitters that capture bigger zones. However, panoramic coverage for zones with interruptions such as mounting walls and huge trees will require more transmitters.
 
Users can manipulate their voice alert systems for a variety of interesting functions. For instance, modifying the output for delaying the notification is possible. A similar modification works for placing the output in a loop for repeated notification. Maximum volume and repeated alerts guarantee awareness among residents, no matter what part of the house they occupy at that moment. Keeping different notifying alerts for different areas will also help. However, residents must take care by not mixing up these notifications, keeping in mind what alert caters to which area of the outer premise. For this, keeping the receivers distinctly away from each other is important. Fix an area for a receiver each and see if that arrangement works for all of your family members.