You can change the order of your yearbook page spreads simply by dragging and dropping them into position.
1. Select Yearbooks and Edit Yearbook.
2. Select Edit or Edit Book.
3. Click on the page spread you want to move and hold the mouse button down so you can drag it.
4. Keeping the mouse button down, move the page spread to the desired location.
5. Release the mouse button and the page spread will go into place.
This works for every page spread including Portrait Autoflow Portrait pages.
Note: Moving Portrait Autoflow pages will move the entire portrait section.