Remain calm.  Try to open any of the windows or doors.  If you are unable to get back into the house through a window or door, you will need to message the Home Owner to ask whether their emergency contact has a spare house key or knows where one is.  Then we recommend searching Google for a local locksmith. A standard daytime locksmith in Australia involve a CALLOUT + GAIN ENTRY fee From $150.00 inc gst. After-hours or emergency, midnight services are significantly higher, often ranging from $200 to over $350. PetCloud does not pay for this.