For some dogs, it did not matter how long they were alone, they eliminated inside no matter what.
After a period of lengthy togetherness, some dogs may get anxious when left alone.
If your barking dog sounds upset when you are home, go to your dog and see what is upsetting them.
One of the most common types of barking is alarm barking out windows or behind fences.
If the barking is excitement, there are several things that help
Not all barking occurs for the same reason. Nor do all barks sound the same.
Pay close attention to any signs or clues of anxiety when practicing your departures.