If I want to be a ghost writer for novel which websites would best advertise this position?

Here are some websites where you can advertise your services as a ghostwriter for novels:

Freelance Writing Websites

- Fiverr

- Upwork

- Freelancer

- Guru

- PeoplePerHour

Writing Job Boards

- The Write Life

- Writing Gig

- WriteJobs

- Writer's Digest

- Reedsy

Literary Agent Websites

- The Association of Authors' Representatives

- The Society of Authors' Representatives

- The Writer's Marketplace

Writing Forums and Communities

- Absolute Write

- Writer's Café

- Reddit's r/writing

- The Writer's Circle

- Scribophile

Social Media Platforms

- Twitter

- Instagram

- Facebook

- LinkedIn

Additionally, you can create your website or blog to showcase your portfolio and writing services.