A 26-year-old Collie man has suffered serious injuries from a crash in Allanson on Saturday, May 11.
According to South West Police, the P-plate driver veered off the road and hit a red gum tree.
The man was extracted from the vehicle and flown to Royal Perth Hospital.
Police believe the man was driving home to Collie after working in Bunbury.
Collie Police Acting Senior Sergeant Terry Townsend urged community members to exercise caution on the roads at all times.
Police are still investigating the cause of the Allanson crash, but Sen. Sgt. Townsend said it was important drivers were alert and well-rested.
"Drivers need to have sufficient rest," he said. "If drivers are feeling tired, they should pull over and stop."
A 70-year-old Kelmscott man was located safe and well after becoming lost in bushland near Collie.
John Donald MacKay and a friend were prospecting near Yourdamung Lake, about 30 kilometres north west of Collie, when they became separated about 5pm on Sunday, May 12.
After being notified of Mr MacKay's disappearance, Department of Fire and Emergency Services, State Emergency Services, Department of Biodiversity, Conservation and Attractions, and Collie Police conducted a land search.
Fixed-wing aircraft and rescue helicopters were used during the operation.
Mr MacKay, suffering a few minor scratches and cuts, was found inside the search area on Monday afternoon.
In other incidents over the past week, thieves smashed a window and stole a laptop from a vehicle in Wittenoom Street on May 9. On Sunday, fuel was siphoned from another vehicle on the same street.
Police investigations into both incidents are ongoing.
Temporary fencing, belonging to the Shire of Collie, was stolen from under the East End Bridge last week.
A 39-year-old man was charged with criminal damage/destruction of property, after he allegedly threw bricks at his neighbour's house, in Clifton St, on Friday, May 10.
The bricks caused noticeable damage to a wall on the property.
One woman was allegedly involved in an incident at Amaroo Deli on Saturday.
The culprit allegedly removed one item before leaving the premises. CCTV captured footage of the theft.
Anyone with information about any offence/s are urged to contact Collie Police on 9734 6333 or Crime Stoppers on 1800 333 000.