<cfscript>

 test = dateAdd('d',-2, now());
 neu = dateAdd('m',-7, now());
 gb = dateAdd('ww',3, neu);
 writedump(test);
 writeDump(neu);
 writeDump(gb);
</cfscript>
<cfset createReminderAfterLastContactSetting = 5 >
<cfset unit = 'm'>
<cfset lastContactForReminder = dateAdd(unit,-createReminderAfterLastContactSetting,now()) >
<cfset triggerAutoCloseDate = dateAdd('ww',3,lastContactForReminder)>
<cfdump var="#lastcontactForReminder#">
<cfdump var="#triggerAutoCloseDate#" >