diff --git a/ayanova/devdocs/todo.txt b/ayanova/devdocs/todo.txt
index b797ae78..7eaaa642 100644
--- a/ayanova/devdocs/todo.txt
+++ b/ayanova/devdocs/todo.txt
@@ -453,6 +453,14 @@ todo: many biz objects are not using new PUT methodology
 
 CURRENTLY DOING: more misc stuff below to complete workorder!!!
 
+create a view "viewaworkorder" which includes age calculated as interval and aliased as "expage"
+change all workorder lists to use a view as the top workorder level and add the expage column as done in test version
+implement interval / duration filter for use in grids, definitely can support greater than / less than and between
+equals is probably useless so don't implement at all
+implement at the back end as criteriabuilder for intervals (type 16)
+done when can filter and view workorder* lists by age / duration
+
+
 
 CASES TODO:
 	Some initial workorder cases to do
@@ -1220,4 +1228,4 @@ BUILD 116
 
 - Workorderitemunit: added unit address fields to report data if needed to print independantly of workorder header address (case 583)
 
-- Workorderitemscheduleduser: added "convert all to labor" menu option and implemented (case 1362)
\ No newline at end of file
+- Workorderitemscheduleduser: added "convert all to labor" menu option and implemented (case 1362)