How Much Should I Charge For This Writing Project?

I hope you understand what I’m asking, basically what would be a fair price to charge a friend to write her book, when I know I will be writing it from her verbal accounts.

Paying Devotional Markets! By Sue Carloni

I was well published with essays, articles, children’s stories and poetry appearing in both religious and secular magazines. But there was one genre I had never thought to explore – devotionals – until a writer friend suggested I delve into this genre. Because these magazines publish daily devotionals, there is plenty of opportunity for sales…