Unreasonable Request - Rocket Moonlighting lends Unreasonable Rocket a helping hand.
There's also a lot more in the Rocket Moonlighting blog history that's in the Lunar Lander Challenge style of work including lots of hands-on rocketry details, videos, and pictures. SpeedUp is mentioned in an old post here.
Here's the Rocket Moonlighting web site, added because information can be organized by project on the website which may make it more useful that the blog format for some purposes. The web site includes sections on Projects and Valves.
Briefs: Unreasonable update; NG-LLC status - RLV News