think this means that your line will cease in 28 days if you did not tick the request MAC code. I would imagine they could cancel the cease line and then you couldrequest the MAC code. Give them a call tomorrow and I would also start to panic.
Ha Ha! I couldn't even get to the tick boxes! And I've used the MAC code already
Sometimes it's really difficult not to get personal and offensive on a public forum, isn't it? Of course, if anyone wants to guess what level of intelligence I believe the support person I have dealt with has, I bet you won't be far wrong.
I foresee a visit to the County Court if this goes T!ts-up - I'm too wound up to panic