Originally Posted by VydorScope
I do not know of a direct way, but you could list it for sale on Smashwords and only put like ch1 up. Then if they buy it, you can later put a new file in Smashwords to replace the one they bought with a new (complete) version and Smashwords will make it available to them.
Just make it REALLY REALLY clear and obnoxiously obvious what you are doing.
Okay, I'll suggest that to her. Thank you.