Rather than writing bulky one - off books on a subject, start thinking in terms of writing in series and developing multiple titles within a specific niche or across multiple niches. (epublishyourself.us)
Some independent authors publish in multiple niches, while others focus on just one topic. (itunes.apple.com)
Full - service firms can replicate this boutique advantage by supporting multiple niche divisions within their overall «publishing houses,» each with its own publishing strategy. (stemlegal.com)