The rules if you post: 'You agree not to disable the plans and drawings or posts should you leave the site, or be asked to leave'.
Just saying, Murphey's Law says It's going to happen John!
Depending on one's server, PC, program, hard drive failure (heaven forbid) or plain old finger trouble I believe this rule will be hard to police, even harder for any member to explain the reason why especially when he has so little control over the process.