For many people their dog is a member of the family. With the being said, who would not want to protect their four legged family member by making sure they are safe outside as well as inside. This is most effectively done by installing dog fences. The most popular unit out on the market are the invisible or electric fences. These wonderful products are not only very effective when used correctly, but eliminate the eye soar that a metal or wooden fence can cause.  They are extremely easy to install and use, and you are able to use them with all breeds big and small.