Getting Calls From A Telemarketer?
There are telemarketers calling Ontario residents from foreign countries hijacking the names of reputable duct cleaning companies. They instruct you to not use the phone number on the company's website but instead "Call the service man on his own phone" This is the first clue they are trying to scam you.
Undercover TV
Check out this video link by a CBC television show called marketplace for a segment that was recently televised about these scammers.
http://www.cbc.ca/news/canada/offshore-telemarketers-sell-ripoff-ductcleaning-expert-says-1.1352453
Reporting Scams
If you feel you have been defrauded by these people, click this link to alert the Police and let them know what happened.
http://www.antifraudcentre-centreantifraude.ca/reportincident-signalerincident/index-eng.htm