What is the best way to stop my neighbor's dog from barking incessantly, especially when I can hear the dog barking audio from my own home?

The best way to stop your neighbor's dog from barking incessantly is to talk to your neighbor about the issue politely and respectfully. You can suggest solutions like training the dog, using a bark collar, or bringing the dog inside at night. If the problem persists, you can contact your local animal control or neighborhood association for further assistance.