UPDATE – Gold Coast police continue to seek assistance from the public to help locate a man missing from Robina.
Police urgently want to speak to the person who placed property belonging to Ronald Bergen, 73, in the letter box of his Prestwick Court address.
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Police want to establish where the property had been originally located.
Ronald was last seen at home on Sunday August 17.
His family and police are concerned for his welfare as he suffers from a medical condition and has not been in contactable since Sunday.
Mr Bergen (as pictured) is described as being Caucasian in appearance and around 175cm tall with a thin build and grey hair.
It is thought that he could be wearing shorts or tracksuit pants, a t-shirt and running shoes.
Police urge anyone who may have seen My Bergen, or may have any other information that could assist police to contact Crime Stoppers on 1800 333 000.