New Canaan police are reminding residents to lock their cars at night in the wake of a series of reported thefts.

An 17-year-old New Canaan girl reported the theft of a laptop on Monday, July 27, sometime between mid-June and Sunday, July 26, according to New Canaan Police Lt. Jason Ferraro.

The victim valued the laptop was $800, according to Ferraro, who said the girl didn’t know whether the computer had been stolen from her home or a vehicle.

Police are reminding residents to help deter car break-ins remove their cash and valuables from their cars at night and lock their vehicles after thieves cleaned out wallets and other property inside unlocked cars parked at homes on Old Stamford Road north of the Merritt Parkway.

“If nothing else what people should take away from this is don’t leave your valuables in your car and lock your cars at night,” Ferraro said.

A 38-year-old Studio Road man reported on Monday, July 27, the theft from his unlocked car of his wallet monthly train ticket, and $40 in cash from his unlocked car outside his home, Ferraro said.

In addition to cash, the wallet contained a credit card, Ferraro said.

The same day an Old Stamford Road woman reported the theft of $500 cash, a driver’s license, and four debit and credit cards from the purse she left in her unlocked car overnight, and a second Old Stamford road woman reported the theft of a laptop from her car between 4:30 p.m. on July 26 and 8:50 p.m. July 27, Ferraro said.

A 51-year-old South Bald Hill Road resident reported on Tuesday, July 28, the theft of a wallet containing credit cards and a social security card that was left in an unlocked car, Ferraro said.

The woman told police she parked the car at 12:30 a.m. on July 28 and found the wallet missing at 8 a.m. the next day, Ferraro said.

Police are investigating a burglary from a South Bald Hill Road home reported on Wednesday, July 29, in which an intruder took several credit cards and an iPod, Ferraro said.

Th 48-year-old male victim said he found the sliding door leading from the outdoors to his home office open on the morning of Wednesday, July 29, Ferraro said.

The man was later notified by his credit card company of several unauthorized purchases, Ferraro said.