Craigslist.com, a popular place to advertise everything from jobs and homes to puppies and perspective mates has issued a warning of a new scam. If you're planning on selling your home, be mindful of the following -- once a home has been advertised or placed into the Multiple Listing Service (MLS), your property could become "bait" for scammers luring unwitting victims into handing over hundreds or thousands of dollars.     In a number of recent cases, scammers have taken information from real estate ads including photos of the houses for sale and posted classified ads on Craigslist.com. In theses ad THEY (the scammers) are actually renting these houses.     The scammers act as landlords living out of the country.  They ask for small sums of money from their victims (potential renters) to retrieve the house keys and take a walk-thru of the property.     In other cases, scammers actually gained access to vacant houses, gave tours to the p...