Social-networking sites work to turn users into profits (USATODAY.com)

USATODAY.com - SAN FRANCISCO - Facebook, MySpace and other social-networking sites have been the rage of the tech industry for more than a year. Following investments by Microsoft and News Corp., the companies are valued in the billions of dollars and are considered blueprints for how to build a website. Yet a deeper question lingers: How are they going to consistently produce profits to match their soaring valuations?

US television revenues hit says Rupert Murdoch

Rupert Murdoch, the chief executive of News Corporation, parent company of The Times, gave warning yesterday that a deterioration in the US economy was dragging down television advertising revenues.

Amazon shares fall on crimped margin view for 2008 (Reuters)

Reuters - Amazon.com Inc forecast on Wednesday that profit margins would narrow in 2008, sending its shares down 5 percent, even as first-quarter net income and revenue beat analyst estimates and the company raised its 2008 sales outlook.

Qantas full-year profit up 44%

Qantas has increased its full year profit by 44.1 per cent but says it is starting to feel the effect of higher fuel costs amid an uncertain economic outlook.

Melbourne IT on track for profit growth

Online services provider Melbourne IT Ltd says it is on track to deliver growth in revenue and profit, after booking a 20 per cent lift in half year profit.

Telstra to outdo profit guidance

Telstra is expected to do better than its guidance when it reveals its annual profit results this week, as it increases revenue from its Next G mobile services.