Those are VIP areas, they are purchased through race teams/sponsors and is more or less used as an entertainment tool for top brass/family/co-workers...
you want to know what I really cant stand ... when a team sends one guy from their crew to mark off seats way up at the top where everybody wants to...
Agreed. I'm glad I'm not driving my car for this reason. I hope to still drive but I may have the opportunity to ride. If so I will be on high alert....