I'm on the 2 job thing aswell, working out quite nicely for myself, both working with bikes aswell.
Halford's is pretty wank though, but it earn's money, also work at marshalls cycle's, wicked bike shop, we are one of the biggest dealers or specialized in the country! aswell as stocking other bikes like marin and klien, and we can order in loads of stuff like santa cruz, cove, rocky mountain, giant etc. There is always bikes in there worth a heap of money, its great.