Remote Event Receivers just not working

I've already made a post in the "Developing Apps for Sharepoint" forum, but still have no reply after a few days.

http://social.msdn.microsoft.com/Forums/en-US/appsforsharepoint/thread/fa9736a8-eb5d-4c49-9e73-b8229866f18d

I'm not going to double post, so if anybody has any possible help that would be greatly appreciated.

Matt