Some sample applications include:

-TV and radio stations
-Live event streaming
-Corporate meetings and conventions
-Trade shows
-Political campaigns
-Fundraising events
-Pay per view programming
-Concerts
-Theatre and plays
-Band perfomances and promotion
-Church services
-Hallmark celebrations
-Weddings
-Bar mitzvahs, Bat mitzvahs & religious events
-School events and graduations
-Educational and classroom instruction
-Sporting events
-Product demonstration and marketing
-News events