Making the Leap: Time to Change Manuscripts

My plan all summer long has been to get as far as I can on my new middle grade mystery and then set it aside when my editorial letter arrived for SUGAR ON SNOW, the figure skating novel that will be my second book with Walker Books for Young Readers.  I knew I'd need to make the switch this week, but it didn't go exactly as I'd planned. 

My editor actually emailed me the editorial letter on Monday with a note saying that line edits would arrive on Tuesday.  I  wanted both before I started revisi