A couple more great posts from KISSMetrics

How to Create Your Own Promo Video for Under $100

Before building you product, why not build your promo video. Odds are, if you cannot build a compelling video (a video that OTHER people find compelling), there is little likelihood that you can build a compelling product. So start making videos: http://blog.kissmetrics.com/create-your-promo-video.

The Top 50 Posts from KISSmetrics of 2011

OK, perhaps this is cheating to call this the second post, because it includes 50 gems of marketing/analytics insight from the experts. http://blog.kissmetrics.com/kissmetrics-2011.