Members of the public are being asked if they can print out missing posters to help find missing Sophie.

The 21-year-old has not been seen since she went missing from her home in Avondale Road, Gorleston at about 3am on Boxing Day morning.

A4 colour posters are available from the Great Yarmouth Mercury and EDP office in King Street for collection.

You can download your own poster to print out at home or work by clicking on the link on this site.

She left the house wearing just a vest and shorts, without her mobile phone.

MORE: Missing Sophie going through “rough time” prior to disappearance – police sayFamily, friends and volunteers joined the emergency services to scour the seafront in the hope of finding the University of East Anglia (UEA) biomedicine student.

Her last known whereabouts were confirmed by CCTV images, placing her near the house at about 3am on Tuesday.

Insp Will Drummond, who is leading the search efforts for Norfolk Police, said Sophie had “withdrawn” in the run-up to her disappearance and they do not believe her disappearance to be suspicious.

Timeline

• Boxing Day 3am – Sophie Smith went missing from a house in Avondale Road, Gorleston

• 4am – the search begins as Coastguard teams from Gorleston, Winterton and Lowestoft, police units, including a helicopter, two lifeboats from Gorleston lifeboat station and Norfolk Lowland Search and Rescue (NorLSAR) all take part in a nine hour search.

• Wednesday 9am – The NorLSAR team were called out again as police continue their search based at the Pier Hotel.

• 10am – lifeboat relaunched, but search called off after an hour upon receiving new information.

• Facebook group ‘Find Sophie Smith’ is set up and already has thousands of members.

• 11am – Mum of missing airman Corrie Mckeague posts to her 100k+ Find Corrie group urging them to do what they can to spread the word about missing Sophie.

• 1pm Wednesday – Police brief media at Great Yarmouth Police Station. Officer says Sophie had been going through a “rough time”

• 4pm Wednesday – Search of beach called off for the day as daylight fades

• 9am Thursday – Local searches organised by friends and family at Beacon Park Industrial Estate and Beacon Wood and Gorleston Pier

• 11.30am – A search took place near the war memorial at the beach in Lowestoft.

• 2.30pm – A search is scheduled to take place at Beacon Park industrial estate and Beacon Wood in Gorleston