Business events should allow people to enjoy themselves, but huge disasters can occur if preparations are not made. What can we learn from tragic when working for events or retail?

I observe the fahsion industry.
Business events should allow people to enjoy themselves, but huge disasters can occur if preparations are not made. What can we learn from tragic when working for events or retail?
People are returning to stores after two-year shopping online, but what will keep bringing them to visit stores in the future?
Five things will impact physical stores in the future when consumer behaviours continue evolving.
Having a better understanding of the culture of others will reduce the distance between people.