On Friday police charged three men with drugs and firearms offences after raids in Carlingford, Oatlands and Londonderry.
Detectives from Strike Force Millstream, which investigates drug supplies, seized 36 cannabis plants, 20 kilos of cannabis leaf, a hydroponic set-up and a shotgun from Oatlands.
They found 30 cannabis plants and cash in Carlingford and seized 159 cannabis plants and a rifle at a Londonderry home.
They arrested a man, 29, in Carlingford and charged him with cultivating a prohibited plant and participating in a criminal enterprise.
He appears in Parramatta Local Court on July16.
In Londonderry they arrested a man, 66, and charged him with possessing a shortened firearm, possessing an unregistered firearm and ammunition and letting a premises be used for drug purposes.
He appears in Blacktown Local Court on June 24.
On Thursday, police charged a man, 23, with armed robberies across Sydney, including Rouse Hill and Kenthurst and also Silverwater, Auburn, West Ryde, Regents Park, North Ryde, Ermington, McGraths Hill and Dundas.
He was charged with eight armed robberies and three attempted armed robberies after police officers from the Metropolitan Robbery Unit spoke to him. He appeared in Burwood Local Court on Friday.
The unit was investigating armed robberies at service stations and a restaurant in April and May.
On Wednesday last week two break-and-enters occurred in Baulkham Hills almost simultaneously.
People broke into a Berwin Place home between 9am and 2.30pm and allegedly stole jewellery after searching five bedrooms.
Between 7.30am and 4.45pm another break-and-enter occurred on Jambaroo Avenue.
Intruders searched a garage and rooms.
Police listed missing items and did a forensic exam at Berwin Place. Inquiries continue.
Any information to The Hills detectives, 9680 5399.
Police charged a man with cultivating cannabis and seized $750,000 worth of cannabis plants in Pennant Hills on Wednesday.
About 6.15am officers raided two houses in Pennant Hills Road, which both had hydroponic labs set up to grow cannabis. They also found 251 plants.
Police arrested a man, 31, at the scene and later charged him with growing illegal plants for commercial use, supplying a prohibited drug and using electricity without authority.
He appeared in Burwood Local Court on Wednesday and is due to return on July 23.
Jewellery worth about $38,000 was allegedly stolen from a Carlingford house on Monday last week.
The break-and-enter was on Pennant Hills Road between 1pm and 4pm.
Police were investigating how the thieves entered the house as there was no sign of forced entry.
The intruders searched the living room and three bedrooms, taking jewellery including gold and silver earrings, a bracelet and a necklace.
A credit card was taken and may have been used. Inquiries continue.
Any information to 9680 5399.