I like London but I do not live there so I can't offer you tips but The Guardian may have some very useful tips to spend your evenings in London ;-) :
The Guardian reveals its top ten music pubs in London
The Guardian has run a list of the top ten music venues in London. The article by Mic Wright – read it in full here – lists the following as the capital’s current top spots for live music and decent boozing:
1) Half Moon, Putney (link)
2) Dublin Castle, Camden (link)
3) The Black Sheep, Croydon (link)
4) The Old Blue Last, Shoreditch (link)
5) Filthy McNasty’s, Angel
6) Nambucca, Archway (link)
7) The Windmill, Brixton (link)
8) The George & Dragon, Old Street
9) The Hope & Anchor, Islington
10) New Cross Inn, New Cross
Source: http://www.drownedinsound.com/articles/3137243
P.S. You may find this news interesting:
House prices take biggest fall since 1992!!!
House prices fell by 2.5% during March, their biggest monthly fall since the 1990s housing crash, as the credit crunch and market jitters continued to deter homebuyers, the UK's biggest mortgage lender said today. Read more here: http://www.guardian.co.uk/money/2008/apr/08/houseprices.property

"There is a crack in everything, that's how the light gets in." Leonard Cohen