"She never did a bad thing in her life".
Schneider said her daughter told her she was drunk and she was following along.
A commenter on the online fundraiser page for Schneider urged people not to contribute, saying she deserves the criminal charge: "You don't go to another country and deface it".
Tara said Canadian officials told her there is nothing they can do to change local laws in Thailand. A spokesperson says provisions in Canada's Privacy Act prevents Global Affairs from disclosing any further information. "I said, 'What's wrong?"
The 23-year-old holidaymaker, named Lee Furlong, was travelling in Chiang Mai and mis-spelt "Scouse" on the Thai "Tha Phae" red-bricked gate.
Municipal cleaners have since attempted to scrub off the graffiti.
Image: CCTV shows the graffiti being daubed on the wall.
"They admitted to the crime", according to police Major Anon Cherdchutrakulthong.
Because the whole wall is a registered landmark, authorities were offended when they were allegedly caught on camera.
"Britney is a very likeable person" and called her "very strong", she added.
Schneider said she asked her daughter why she did what she did.
Brittney and her friend Furlong Lee have admitted to defacing the ancient wall.
"After she wrote the letter B, she knew it was wrong right away", said her mom.
Police said they face up to 10 years in prison if found guilty.