The advice would be the same for any kind of fiction. Keep writing, and keep sending things out, not to friends and relatives, but to people who have the power to buy. A lot of additional, useful tips could be added, but this is fundamental.

Fred Saberhagen was alive when born. He means to continue.

The Swords were still interesting but by then a cast of characters had started to appear and go on from book to book, and other things about the world began to feel constricting. And there were other things I wanted to do, so I closed the series up and stopped it.

More immediately, I'm currently working on another Dracula in which there will be connections with ancient Egypt. That's about as far as I want to go in commenting on current work.

I wouldn't like to just do one story or one type of stories all the time.

There's a big overlap with the people you meet at the fantasy and science fiction cons.

I guess if one set of my books was selling like Stephen King's, and the other wasn't selling at all, editors would want me to do the ones that sold like Stephen King's. But they seem to be willing to let me pick what I want to do next.