Install a sturdy fence
Repair holes and gaps in fencing
Keep gates closed and latched
Use motion-activated sprinklers
Place dog-safe deterrent plants around the yard
Remove food, trash, and pet bowls from outside
Clean up pet waste regularly
Use commercial dog repellent sprays
Spread citrus peels or vinegar-soaked cotton near entry points
Install motion-activated lights or alarms
Block access to common entry routes
Put up signs asking owners to keep dogs out
Report repeat trespassing dogs to local authorities
Train your own dog to stay within boundaries
Use landscaping barriers like rocks or dense shrubs