Police have charged a 17-year-old Sadleir male with intimidation and telecommunication offences.
They will allege the teen used a social networking site to send messages containing threats and offensive language to a 16-year-old Green Valley girl between November 27 and December 10.
The teen was granted conditional bail and will appear in Campbelltown Children's Court on January 13, 2014.
In other police news:
Police are searching for a man who allegedly punched and assaulted a Casula woman on Tuesday of last week.
Police say the woman, 35, stopped to speak with a man at Discovery Park, Liverpool at 5am.
When she refused the man's request for money, he punched her in the head and grabbed her handbag.
When the woman tried to run away the man tackled her to the ground and punched her to the head again.
The woman was able to get her handbag and ran to a nearby restaurant where she hid in the toilets.
The man followed her to the toilet and continued the assault.
Police were called but the man had already fled from the scene.
He was described as Pacific Islander in appearance of solid build and 183 centimetres tall.
Anyone with information should call Liverpool police on 9821 8444 or Crime Stoppers on 1800 333 000.
Hone your soccer skills
Young female soccer players will have the opportunity to learn from W-League professionals at an upcoming clinic in Hammondville.
The two-day clinic, targeted at girls aged from 8 to 15 years who are already playing football, will run on January 13 and 14.
The clinics will focus on developing key soccer skills and will be led by Sydney FC and Western Sydney Wanderers players.
The clinic will be held at Hammondville Park, Heathcote Road, Hammondville, from 9am to noon each day. Cost is $45 for two days.