The Internet has become a haven for some of the oldest scams in the book. Among the criminal offenses in cyberspace, 48 Hours reports, are adoption fraud, pyramid schemes and Internet pen pals. Preying on Hope:The Mostroms thought the Internet was the answer to their frustrating search to adopt another child. But they found themselves caught in a web of deception and fraud that shattered their dreams. Prosperity at a Price: It was a deal that sounds too good to be true. An e-mail solicitation for easy money leads to a labyrinth of big promises and pyramid schemes. Forbidden Love: The Collins' were happy when their 14-year-old son found a friend online he could confide in. Tara Hulin was a 30-year-old mother of two who suffered from the same mental condition as Chad. But when the relationship became more than friendly, authorities stepped in. Was it love or sexual assault?