Conduct research on the Internet to find out all the details about the crime. These days, there are tons of sites on the web that specialize in true crime history. Whether your interest is in historic crimes, like the murder of Elizabeth Short (aka the "black dahlia"), to more recent crimes, such as, the Green River killings, you can find all kinds of material on the web.
Check out the true crime library online. One of the most fascinating sites on the web for lovers of true crime stories is the Crime Library. It offers an amazing amount of detailed information on almost every famous crime in history, including dates, names, gory crime photos and more.
Spend some time viewing the material on the Doe Network. This site offers amazing material related to missing person cases. For true crime aficionados, this is a godsend. Countless true-crime stories deal with missing persons, and you can read all about them here to check their accuracy.
Step inside the macabre world of the Registry of Unsolved Murder Cases. This site offers information on unsolved murders, old and recent, and is chock full of gritty details about the cases. True crime lovers will feel right at home here.
Discuss your true-crime insights with others by joining a discussion group online. One of the better ones is called the true crimes discussion group. Here, once you sign up and are invited to join, you may discuss all manner of criminal topics, from forensics and profiling to criminal cases and historic crime.