Too good to be true is usually just that. If it sounds unbelievable, it probably is. Contests Read the fine print. Most contest scams are dubious but not criminal. If you read the fine print you realize what you think you won, really isn't.
Most contests have a big IF somewhere in the wording.
This is always a clue to something amiss. Businesses love advertising and repeat customers. Always ask for a return address or phone number so you may contact the business. If they are legitimate they will want to provide this information. Telephone fraud has become a major problem in Canada.