When should people hang a flag outside of their homes?

People should hang a flag outside their homes on national holidays, such as Independence Day and Memorial Day, to show patriotism and honor the significance of these dates. It's also appropriate to display the flag during special events, like parades or community gatherings. Additionally, some choose to fly the flag daily as a symbol of pride and respect for their country. However, it's important to follow proper flag etiquette regarding display and care.