give some suggestions

1) Add more incentives and gifts to motivate the player to spend more time to continue the game .
Examples such as to buy more time bonuses, more workers, many types of safety equipment .
2) Add achievement merits for jobs completed (not sure if it is added)
3) Using the international oil and gas safety (IOGP)rules to set up as a guideline to plan the rescue .
4) Increase the variety of equipment for sale or rental in the shop for life saving or construction purposes