Transcript for How to Avoid Counterfeit Concert Tickets

Fake concert tickets that look all too real making it so easy to get scammed and ABC's Mara schiavocampo has our story. Reporter: It's the season of summer concerts. But for many lining up at those venues the fun may end before it even begins. The reason, counterfeit tickets that won't get them anywhere near the big show. Every year nearly 5 million people buy counterfeit concert tickets so how does this ticket trickery happen? "Gma investigates" has learned most scams begin online with classified ads on craig'slist, Ebay or ticket selling websites that appear to be legitimate but are anything but. 48-year-old dakoda says that is what happened to her when she spent $600 on fraudulent Bruno Mars Tibbs in L.A. Bought on craig'slist. I happened to find seats where I wanted to sit and e-mailed the person that posted it and said, yeah, I'll take hem. She got the tickets and even a receipt but what she didn't get was a chance to see the performance. They put a big old void on my e-ticket. Handed it back to me and said, sorry, these are fake. Those sites like craigslist have warnings. I'm good. These are real? Yes, everything is legit. I never bought anything off -- Reporter: We bought Billy Joel tickets for $400 in new York from a man we met online that turned out to be totally fake according to ticketmaster. What do you make of this? Is this the way to buy Tibbs? No, you wouldn't buy anything on the street or if you go online and someone said to you let's meet you on the corner, could would you do that for any other product? You should not be doing that for tickets. Rolling. Reporter: So "Gma investigates" arranged to buy another pair of Billy Joel tickets from a seller online again verifying with ticketmaster they were fake. You got the tickets? Yeah. And these are legit. Yes. All right. Cool. 220, 40, 60. Excuse me. We're with ABC news and we know that these tickets aren't real. Why are you selling people fake tickets? We have proof here in ticketmaster those tickets respect real. I don't know what you're talking about, miss, to be honest with you. Miss, can we have our money back? Reporter: Unfortunately, for us and most consumers who get scammed, the answer is no. For "Good morning America," Mara schiavocampo, ABC news, new York.

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