Quote Originally Posted by PeterB View Post
According to the Borders Agency website, provided that you make your application before your current visa expires, you can stay beyond the duration of the original visa while your application is processed.
true, your not an over stayer unless you get a refusal letter and you've not left by the time period stated in the refusal letter, but always apply for a visa asap, so you have time to sort any problems out, like the bank refusing your credit card or the visa app form getting lost in the post