The handler conducts a background study to understand the essential requirements of the order before confirming it. They review several research papers to develop the layout. This helps them in giving a proper direction to the research.
You may ask your order handler to make changes to the layout to make it upto your satisfaction before paying. Layout holds utmost importance till the time of final delivery. Besides sharing information about the research scope, it also defines other things like delivery period, payment details and editing & re-editing procedures.