 So how many sections will you need to buy for that? Well, it depends on how many houses you will be putting onto one section. How can you be confident of the costings if you don't know how many sections you have to buy? Well, what I'm saying, what we're saying is that if you look at the average over the, in terms of what houses are going for and what sections are going for, I think it's easily manageable. An economist says that doesn't add up. For the public to be confident in this sort of major proposal, it needs to know that it's affordable and it can only know it's affordable if the detailed costings are available.