http://www.punchtab.com/
Really interesting service that builds an instant "loyalty program" which tracks users points for various actions on a web site, creates a league table, allows for paid out rewards, and so on. Very interesting.
http://www.danshapiro.com/blog/2010/08/vc-insanity-economics/
A great article on the apparent insanity of venture capital funding economics and how vcs make decisions.
http://www.crowdcube.com/
Crowdfunding business in the UK. Similar to KickStarter, but focused on actually buying equity rather than a finished product. Seems a lot less polished and much smaller scale that kickstarter.
https://fundry.com/
People pledge to make payments, developers deliver, then payments are collected. Similar to kickstart, but a little different. Very cool. Hat tip Anthony Feint.
http://www.gabrielweinberg.com/blog/2010/02/are-you-building-an-empire-sparking-a-powder-keg-or-starting-a-movement.html
Useful article about types of business, the powder keg explosive business, the empire built long and hard or the movement, built slow and steady on a gradual rise to success. Most businesses are movements, aka tribes.
http://dondodge.typepad.com/the_next_big_thing/2006/03/is_your_product.html
Great article talking about whether a product helps people improve (vitamin) or solves a painful problem (pain killer). The latter being what people buy most easily. Also introduces the concept of pain points, when products go from vitamin to pain killer.
http://chrisguillebeau.com/3x5/overnight-success/
279 days to overnight success, the manifesto by Chris Guillebeau.
http://sethgodin.typepad.com/seths_blog/2008/11/how-to-make-mon.html
Seth riffs on how to make money online. A series of simple, low risk business ideas that with some effort could make cash.