Earlier quoted context omitted.
Thanks - that one is absolutely on our list.
In fact, you don't even have to allow delete - you can just let the users 'hide' them. That way, if I want to offer the same swap, I can just 'unhide' it. :-) Out of curiosity, what's the stack? I read Heroku & MongoDB. I'm guessing it is an Ember.js app? EDIT: unhide not unidentified. Damn you auto correct!
Yes - there is already a flag for this in the model, but the functionality on the front-end to mark it as complete didn't get finished (yet).