It might seem strange on the face of it - especially if this were your family members ripped off - but the police are hamstrung.
Senior Sergeant Denton Grimes said police reviewed the cases to establish if there was sufficient evidence to support prosecutions and found there was nothing they could do.
Rather than sit back and let it continue, the community is fighting back with the help of Age Concern, Neighbourhood Support and the police. A public meeting will be held next week to warn and educate locals to try to stop it from continuing.
We hope by giving this story publicity we are helping to spread the word to our city's elderly to be careful of strangers and not be pushed into anything they don't want to do.
If this is you who is doing this to older residents - I'm wondering how you can sleep at night.
A presentation by Age Concern, Rotorua police and Neighbourhood Support will be held at St Barnabas' Church Hall, Ngongotaha, from 10.30am on Tuesday next week. For details call Hillary at Age Concern on (07) 347 1539.