In May2017,LAX, the world's 4th largest airport, relocated 15airlines in a three-night (five hours per night)period in order to accommodate Delta's expansion. During this period,Delta operated more than 200 flights a dayour of four terminals.In Terminal 2 and 3,everything moved.It relocated ticket counters,kiosks, computer systems,and more than 1,000 signs.The process was in the planning stages for 15 months. Delta picked up the tab for the move for all airlines involved.

based on the above information, can you please answer the below question.

If you were a Delta Research Executive,what observation research would you have conducted during this massive endeavor to judge the effectiveness of the move planning?