Certainly! Here are 25 points to consider if you want to leave your dog unattended at home for a long time:

1. Ensure there is no chance of escape from the property.
2. Secure all doors, windows, and any potential points of entry.
3. Remove any potentially harmful objects or substances from the dog's reach.
4. Make sure there are no exposed electrical cords or other hazards.
5. Provide a safe and comfortable space for your dog to rest and relax.
6. Ensure the area is clean and free of any potential allergens or irritants.
7. Check that there are no small objects that could be swallowed.
8. Keep curtains or blinds closed to prevent your dog from becoming anxious due to external stimuli.
9. Provide your dog with a familiar blanket or item that carries your scent.
10. Consider using a pet monitoring system to periodically check on your dog and ensure their well-being.
11. Provide appropriate temperature control to keep your dog comfortable.
12. Secure any potential food sources to prevent your dog from overeating or accessing harmful substances.
13. Leave your dog with a variety of safe and engaging toys to prevent boredom.
14. Consider leaving a well-worn piece of clothing with your dog to provide comfort.
15. Set up a camera to monitor your dog's behavior and ensure they are safe and not displaying signs of distress.
16. Provide access to a secure outdoor area if possible, such as a fenced yard, for bathroom breaks and exercise.
17. Make sure your dog has access to a comfortable and clean water source.
18. Arrange for someone to check on your dog periodically for social interaction and companionship.
19. Consider hiring a professional pet sitter or using a reputable boarding facility if leaving your dog unattended for an extended period.
20. Ensure your dog has up-to-date identification tags in case they accidentally get out of the house.
21. Leave clear instructions for anyone checking on your dog regarding feeding, medication, and any specific care requirements.
22. Inform neighbors or nearby friends of your absence and provide them with contact information in case of emergencies.
23. Notify your veterinarian that you'll be away and provide them with the contact details of the person responsible for your dog.
24. Consider leaving a detailed note with emergency contact numbers and any important information for the person checking on your dog.
25. Plan for unforeseen circumstances by having a backup plan in case the person responsible for your dog becomes unavailable.

Remember, leaving a dog unattended for a significant amount of time is not ideal and should only be done if absolutely necessary. Always prioritize your dog's safety, comfort, and overall well-being.