Jane Freedman provides this infographic setting out the advantages and disadvantages of choosing one route to book publication over another.  Her advice is straightforward and reasonable. She’s even prepared to be a bit spikey: “Authors may not have the experience to know what quality help looks like or what it takes to produce a quality book”: doubtless driven by years of experience helping authors who think they know best.

Click to enlarge, or if you still can’t read it go to her website to download a PDF version.