Couldn't find a thread in the Index, but has anyone published with them?
https://sinfulpress.co.uk/submissions/
https://sinfulpress.co.uk/submissions/
We are offering an advance of $300 USD on novels; 40% net royalties on digital and print, and 20% on audio.
...marketing your novel, although we do expect our authors to help with this and to help promote other authors published by us.
They also ask for Times Roman instead of Courier, though that is probably due to being an Epub?