RWA Kiss of Death
- Group that promotes the reading and writing of suspense and mystery fiction with strong romantic elements. Includes newsletter excerpt, membership details, member directory, and list of new releases.
- http://www.rwamysterysuspense.org/

The Short Mystery Fiction Society
- An online society for readers and writers of mystery fiction in the short form.
- http://www.thewindjammer.com/smfs/

The Singular Society of the Baker Street Dozen
- Group which discusses and promote Sherlock Holmes and other literary works of Sir Arthur Conan Doyle. Based in Calgary, Alberta.
- http://www.bakerstreetdozen.com/