Waking up early to let them to go out to relieve itself is not something most pet owners like. Pet doors were invented for this reason. With the pet door, you do not need to physically open the door for your pets to get in or go out of the house. Electronic pet doors were made to deal with the issue as stray animals were getting into the house. With electronic doors, they work pretty much the same as the old doors only that animals with tags are the only ones that can access the house. This way, the issue of stray animals was dealt with. Visit here for more info.
Getting a pet door helps in that the owner will not need to keep opening and closing the door for their pet. The pet owner can therefore travel or go to work without worrying about the pet they leave behind. They do not have to worry that their pet will spoil the house due to restlessness or needing o relive themselves.
One thing most pet owners worry about is the comfort of their pets. To deal with the excess energy, pets may scratch on surfaces and even destroy furniture. When the call if nature becomes insistent, they may go in the house and have it smelling awful. This reason makes them decide to put a pet door so their pets can access the outside in their owners' absence. By doing this, the pets can relieve themselves and exercise even when the owner are not there. See here for more details.
When a pet does not get enough exercise, they can get stress which is characterized by dullness and aggressive behavior. This may lead to the dog chewing on stuff in the house or scratching on walls which does not look pleasant. The owner can install a pet door that the pet can use to get out and take walks which are known to calm them down.
The one thing that worries pet owners about having a pet door is the fact that their pet may get out when the weather is not conducive like in winter. The perks of having an electronic door is you get to lock it whenever you want from wherever you are when you feel your pet should not be outside. A pet door an easily let other animals into the house without your knowledge. You will get a scanning device o the door and a chip you can put in your pets' collars so they are the only animals who can access your home using the door.