The Prime Minister has unveiled a £15.5 million funding package to support innovative firms today, pledging to "make Britain the best place in the world in which to start and grow a business".
World-class technology experts will be given fast-tracked visas under a push to attract the best international talent to the United Kingdom's digital sector.
During a visit to Tech City, Britain's answer to Silicon Valley in East London today, Mr Cameron outlined plans for the Government to open up the exceptional talent visa route - usually reserved for international leaders in science and the arts - from April next year.
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With just three days to go until polling stations open, representatives from all parties were out in force across the capital today.
The garden above the Canary Wharf Crossrail station is now open to the public.
First time buyers in London now need an average annual income of £77,000 - nearly double the amount required in the rest of the country.