diff --git a/lib/drivers/insuletDriver.js b/lib/drivers/insuletDriver.js
index d85b52a39b..2dc0869399 100644
--- a/lib/drivers/insuletDriver.js
+++ b/lib/drivers/insuletDriver.js
@@ -392,13 +392,23 @@ module.exports = function (config) {
   };
 
   var LOG_FLAGS = {
+    // TODO: look for this flag and use it to identify
+    // extended boluses split over midnight instead of uploading
+    // them separately and annotating the extended with the
+    // 'insulet/bolus/split-extended' code as we're doing now
     CARRY_OVER_FLAG: { value: 0x01, name: 'CARRY_OVER_FLAG' },
     NEW_DAY_FLAG: { value: 0x02, name: 'NEW_DAY_FLAG' },
+    // TODO: we should probably look for this flag on all records
+    // and maybe annotate when we find it
     IN_PROGRESS_FLAG: { value: 0x04, name: 'IN_PROGRESS_FLAG' },
     END_DAY_FLAG: { value: 0x08, name: 'END_DAY_FLAG' },
+    // TODO: we should probably look for this flag on all records
+    // and either annotate or maybe even discard the record when we find it
     UNCOMFIRMED_FLAG: { value: 0x10, name: 'UNCOMFIRMED_FLAG' },
     REVERSE_CORR_FLAG: { value: 0x0100, name: 'REVERSE_CORR_FLAG' },
     MAX_BOLUS_FLAG: { value: 0x0200, name: 'MAX_BOLUS_FLAG' },
+    // TODO: check if we're filtering out records marked with this flag
+    // the spec says these are "deleted" and should be ignored
     ERROR: { value: 0x80000000, name: 'ERROR' }
   };