From the try-out phase, startup needs to quickly move on to entrench the new users by making the product progressively useful and addictive.

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Much to the surprise of startups in Silicon Valley (and those who love to write about them) Seattle has quickly become a startup mecca.

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The quickly growing design ecommerce startup Fab.com has made its third acquisition, snapping up U.K. startup Llustre for an undisclosed price.

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Even at this point, it already seems they are quickly moving out of the startup phase and into something much bigger.

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Fail fast: As overall startup costs decline and markets move much more quickly, it has become easier to test ideas without devastating consequences of failure.

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Startup Belly, which provides loyalty services for small businesses has grown quickly since it launched outside of Chicago earlier this year.

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The startup also released a listings app for iPhone that allows women to quickly take a photo of an item in their closet and list it for sale on the website.

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Enter Sibblingz: a startup that Tuesday launched a cloud-based game server that allows game developers to more quickly and easily create free-to-play games with micro-transactions in them, across Facebook, iPhone and the Web simultaneously.

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