According to the official [url="http://impulsedriven.com/"]Impulse website[/url] the the release date for the first upcoming micro expansion pack for Sins called[b] "Entrenchment"[/b] is set for[b] February 4th, 2009[/b]. The expansion will be available as digital download via Impulse only. The Entrenchment beta test ist still in progress, you can obtain the latest beta build from Impulse if you have preordered the pack, which can be done [url="http://impulsedriven.com/sinsentrench"]here[/url].