The best resources for cheap travel Insurance and other travel accessories you need for coming to/ going from London:
Currency Converter

Mapsinternational.co.uk
Lonely Planet Shop

Holiday Reviews
Columbus Direct Travel Insurance
Go Travel Insurance
1Stop Travel Insurance
Simple Travel insurance- all offer low cost single, multi or backpackers travel insurances.

Post Office travel money card
iPiPi.com sends cheap worldwide SMS text messages from any computer. Try Free SMS service at Student free stuff. Niftylist.co.uk has list of daily updated, international call rates from the UK from 1 pence, and with iKobo you can send money worldwide with low transaction rates.

Luggage Online
eBags

Luggage.com

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