Bouma, Winn, McCullough, & Kosiarek, "Planet Detection Simulations for Several Possible TESS Extended Missions" (2017)  A white paper submitted to arxiv.

Revised Primary Mission simulations (described in the preceding document): README, one trial, 50 trials
Extended Mission simulations: Dropbox link

Bouma & Winn, "Considerations for planning TESS extended missions" (2017).  A snapshot of a document from the TESS team wiki.  Intended to be a starting point for a broader collection of ideas, with input from scientists across all relevant areas of astrophysics.