Everything is okay *virtual thumbs up*

Minor thing, I don't know if you can pay a little extra for the monitor, like this one:

BenQ G2450HM 24" Widescreen LED 2ms 5000000:1 @OCuk

A build like that deserves a better monitor.

If you can use a different website in the UK, this one is a good option as well:

Part list permalink / Part price breakdown by merchant

Monitor: Asus VE247H 23.6" Monitor (£152.97 @ Ebuyer)
Total: £152.97
(Prices include shipping and discounts when available.)
(Generated 2012-02-28 14:30 GMT+0000)