1. Considering the cost of renting 3 cranes, it was a good decision.
2. The process is progressing to the point where we have to pay the salary of each construction worker.
3. Steel frame and form go up (Lotte unconditionally starts construction once the steel frame goes up)
4. Even though the steel frame is up, Busan City does not trust Lotte, so they come out to inspect it on a monthly basis.