Make ’Em Tired. The best thing you can do for your home-alone dog is supply some good, hard, first-thing-in-the-morning exercise. You saw that coming, right? How much exercise -- and what kind -- depends on your dog’s age, fitness, body type, and state of health, and also on the weather.
http://www.quickanddirtytips.com/pets/dog-care/leaving-your-dog-home-alone
Doggie Daycare and Dog Walkers. Daycare is a common suggestion for home-alone dogs. But many dogs don’t enjoy the company of their fellows, and many of us can’t afford the fees these days. If you can possibly spring for a daily dog walk, though, do it. Yes, many dogs are capable of holding their urine and feces all day long.
http://www.quickanddirtytips.com/pets/dog-care/leaving-your-dog-home-alone
If not used correctly, a dog can feel trapped and frustrated. 1  Never use the crate as a punishment. 2  Don't leave your dog in the crate too long. 3  Puppies under six months of age shouldn't stay in a crate for more than three or four hours at a time.  Crate your dog only until you can trust them not to destroy the house.
http://www.humanesociety.org/animals/dogs/tips/crate_training.html
When Your Leave Your Puppy Alone at Home. Ideally, you’ll want to block off one room or a section of a room. You can use baby gates or portable metal gates designed specifically for this purpose. Make sure you puppy-proof any area you leave him in.
http://puppyhousetrainingsecrets.com/leaving-puppy-home-alone-437.html
Puppies under six months of age shouldn't stay in a crate for more than three or four hours at a time. They can't control their bladders and bowels for that long. The same goes for adult dogs being housetrained. Physically, an older dog can hold it, but they don’t know they’re supposed to.
http://www.humanesociety.org/animals/dogs/tips/crate_training.html
Ignore your puppy for a time after you come home and only let him out of his confined space when he his calm. You might want to do several “dry runs” before you actually leave your dog alone. You can set it up exactly as if you’re leaving, then just get out of sight of the dog.
http://puppyhousetrainingsecrets.com/leaving-puppy-home-alone-437.html
Step 2: Feed your dog meals in the crate. After introducing your dog to the crate, begin feeding them their regular meals near the crate. This will create a pleasant association with the crate. If your dog is readily entering the crate when you begin Step 2, place the food dish all the way at the back of the crate.
http://www.humanesociety.org/animals/dogs/tips/crate_training.html
Walk your dog before leaving home. If you want a calm dog, before you leave the house, make sure you schedule time for a brisk walk or a vigorous game of fetch in the backyard or nearby dog park. Having an anxious dog home alone is bad enough. Having a dog that is anxious and hyper is a recipe for disaster.
https://www.cesarsway.com/dog-behavior/anxiety/leaving-your-dog-home-alone
So a 3 month old puppy can hold it for 3 hours, a 4 month old for 4 hours, etc. At about 6 to 8 months your dog should be able to hold his potty for an entire night. During the day it is different though, and each dog is different. You need to be aware of your puppy’s potty habits.
http://puppyhousetrainingsecrets.com/leaving-puppy-home-alone-437.html
Dog separation anxiety from leaving dog alone. Dogs are very social animals, and they would like nothing more than to be by your side 24/7. But dog food doesn’t buy itself, and that may entail you having to leave them home alone while you go off to bring home the bacon, and the dog treats.
https://www.cesarsway.com/dog-behavior/anxiety/leaving-your-dog-home-alone
when can you leave a puppy home alone outside of cage
You can leave a puppy with age of six month home alone outside of cage. You can leave a puppy at home, alone outside of cage, at six months of age.