
- Contemporary Romance: Romance novels that are set from 1950 to the present that focus primarily on the romantic relationship.
- Erotic Romance: Novels in which strong, often explicit, sexual interaction is an inherent part of the love story, character growth and relationship development and could not be removed without damaging the storyline. These novels may contain elements of other romance subgenres (such as paranormal, historical, etc.).
- Historical Romance: Romance novels that are set prior to 1950.
- Inspirational Romance: Romance novels in which religious or spiritual beliefs (in the context of any religious or spiritual belief system) are an integral part of the plot.
- Paranormal Romance: Romance novels in which fantasy worlds or paranormal or science fiction elements are an integral part of the plot.
- Romantic Suspense: Romance novels in which suspense, mystery, or thriller elements constitute an integral part of the plot.
- Young Adult Romance: Romance novels in which young adult life is an integral part of the plot.
Also to keep up with current trends you can explore inter-racial relations and LGBT.
Remember who your target group is and create stories that would stir up ideas, debate, and awareness.