I used to have a lot of UK traffic a while ago (from a search engine listing there), but that traffic converted really badly... dunno why, but it wasn't worth the effort. Of course, traffic from another UK source could convert in another way...
------------------
CobaltWeb - High Volume Hosting -
$0.70-$0.61 per GB - Plans from $13.99 per Month - No Setup Fee
---The End of Free Hosting---