Don't use suexec, get sued for privacy violations.
Suexec has been talked about a lot on the forums as of late, as well as security problems where user's are able to view each other's files.This isn't real new news, but there was an article on wired, where ziff davis agreed to settle and pay damages for failing to implement standard security procedures, resulting in privacy violations of its customers.
http://www.wired.com/news/business/0,1367,54817,00.html
So hosts beware. You will be held accountable.