Maybe this has been posted on here before, but it deserves a mention regardless. This video excited my girlfriend in I so much that we've decided to enroll in a local university extension to become master gardeners. We've dabblled in gardening, canning, and other forms of home economics, but this pushed us into overdrive.
This may not be for all, but if your looking to expedite FI this will help.
"The home should be an engine of production and not consumption"
https://www.youtube.com/watch?v=VQXIwRTDqgEThis badass couple also blogs here:
http://www.rootsimple.com/