Bulldozer Helps Out came about, in part, because the characters from Bulldozer’s Big Day stayed with me; they charmed me. I’d gotten to know them in the first book, and felt there were more adventures to be told. I really wanted to find out what would happen next in Bulldozer’s life.

Sequels, however, are always hard because they have to be better than the first book, or at least different enough to distinguish themselves. And I certainly didn’t want to repeat myself.

Then I hit upon the idea...