THE PRIMARY GOAL OF THIS COLLABORATION IS TO MAKE EXES ON SOFIA AVAILABLE TO THE GENERAL ASTRONOMICAL COMMUNITY. THE LEAD RESEARCHER FOR ANY SOFIA PROJECT IS DESIGNATED THE GENERAL OBSERVER (GO). GO-LED TEAMS WILL COLLABORATE WITH THE EXES TEAM TO BRING THE RESEARCH TO FRUITION. AS STATED IN THE MOU BETWEEN USRA/SOFIA AND UCD/EXES WHICH EXPLICITLY ACKNOWLEDGES THAT FUNDING FOR EXES IS NOT PART OF THE MOU EXES AGREES TO SUPPORT ACCEPTED GO PROGRAMS INCLUDING ...CONSULTATION REGARDING TECHNICAL FEASIBILITY OF RECEIVED PROPOSALS. ...PREPARING DETAILED OBSERVING SCRIPTS AND PERFORMING THE OBSERVATIONS. ...REDUCING AND CALIBRATING THE DATA FOR ARCHIVING WITHIN 20 WORKING DAYS OF THE COMPLETION OF EACH EXES FLIGHT SERIES. .WE ATTEMPT TO ILLUSTRATE IN MORE DETAIL KEY ELEMENTS REQUIRED OF EXES YEAR-TO-YEAR OPERATIONS BELOW. .