Here are preparation ideas, speeches, and reflections about 'what happened' in various presbyteries.  Perhaps they will help you as you prepare for your presbytery's vote:

Presbytery of the James:   How they prepared, and speeches made by Sue Cyre (Pastor, Honorably Retired) and Corey Widmer (Associate Pastor, Third Presbyterian Church, Richmond VA).

Western North Carolina Presbytery:  Reflections on the vote by William P. Campbell (Pastor, First Presbyterian Church, Hendersonville, NC).

New Covenant Presbytery:  A speech made by David Peterson (Pastor, Memorial Drive Presbyterian Church, Houston, TX).