We love to hear your feedback. Your suggestions and ideas are important to us. Our feedback forum is a great place to post your ideas and vote on others. Please share your detailed use case and how the proposed enhancements can increase value to your business. We do read all of your posts, but may not be able to respond to all comments.
More information on the status of submitted ideas can be found here
I agree, this should be a fundamental system rule. If the job genuinely needs to be sourced again, it should be enforced that the job is taken out of the Closed/Cancelled status