Bunbury and Busselton Police personnel are seeking information over a series of ram raids and robberies between Saturday, August 4 and Monday, August 6.
During this time, unknown people have attended a construction site on Temple Road, Picton East and gained entry to multiple buildings and stolen four vehicles.
The vehicles stolen were a Ford Ranger utility, two White Holden Colorado utilities and a White Holden Colorado truck.
Around 12:30am on August 6, four men used the white Ford Ranger utility to ram through the front glass doors and windows of Puma service station in Busselton.
Police were called to the premises on the corner of Bussell Highway and Causeway Road at 12.56am.
The men stole a significant number of cigarette packets and placed them into a white Holden Colorado.
A short time later, at 1:15am, the men used another vehicle to ram into the main entry doors of Gravity ETC on Norton Promenade, Dalyellup.
A sum of cash was stolen and the men left the area driving onto Norton Promenade.
All men were described as wearing hi-visibility jackets, dark-coloured pants and gloves.
The Ford Ranger and one of the Holden Colorado utilities were later located abandoned.
The Puma service station and its 7th Street convenience store remained cordoned off and closed.
Anyone with information relating to the incident is asked to call Crime Stoppers on 1800 333 000 or make a report at crimestopperswa.com.au.