She lived in Gate Pa and said: "I am so sick of these b******* taking these dogs". It was the third dog in her street to go missing, she said.
It was "absolute hell and torture and pure evilness for the poor dogs that get stolen to use as bait," she said.
Her advice was to keep dogs inside at night and when you were not at home.
Other posts had also appeared on Tauranga Buy, Sell, Swap advising people to keep an ear out for dog thieves at night while concerns had also been raised on Animals of Tauranga.
Paw Justice co-founder Craig Dunn said he could guarantee dog fighting was happening across the country and in the Bay of Plenty.
A guy that had been involved in dog fighting for 20 years described it as "having your own personal boxer and was about the breed, the bloodline and being a champion then profiting off the puppies from that dog," he said.
If a dog was used for baiting, "your dog will die. It will be killed," he said.
Dog thieves might follow people walking dogs or stroll through neighbourhoods with a dog lead making out they had lost a dog and often it would be women as they created less suspicion, he said.
Paw Justice had fought against dog fighting but it was hard to prosecute and "catch them in the act" or get video footage because "it's very underground", he said.
Greerton Police sergeant Richard Martin said technically a dog was property so if someone had stolen a dog it was theft. However, records at this stage did not suggest there were dog thieves operating in the area.
"But that is not to say it's not happening as the complaints may not had been laid yet."