Here are some interesting tips for long term storage:
http://www.dccarcare.com/tipowk/tipowk15.html
Note point #12 regarding the use (or not) or fuel stabilizers.
I think the battery tender is a no-brainer but I was interested to read about insulting the tires from concrete floors with some 2x12s. Now that makes sense(as does adding just a little extra pressure. Certainly his argument against car jacks makes some sense too.
What do you guys say?
Cheers.