A $100bn valuation for Facebook would be 100 times its revenue. Analysts are warning small investors away

Search giant expands product search service with credit cards and bank accounts

Apple is to launch a quarterly dividend and share repurchasing scheme, answering questions about its £63bn cash reserve

Already at 8 Percent Of GDP, the UK's online spending will reach £225 billion by 2016

Sony announces a third quarter net loss of 159 billion yen (£1.3bn), blaming floods in Thailand and flagging TV sales

Oracle has sent a tremor through Wall Street after it missed analyst forecasts, causing its shares to plunge

O2 says new service will offer small businesses new technology without associated costs

Everything Everywhere has agreed new banking facilities to refinance debts owed to its parent companies

AT&T's troubled takeover of T-Mobile has left the operator facing a $4bn (£2.6bn) accounting charge

HP chief Meg Whitman has promised 'no more surprises' for a while in dealings with press and shareholders