diff --git a/notebooks/barlin/App2_Config6a-temp.ipynb b/notebooks/barlin/App2_Config6a-temp.ipynb
index 5ce4711..a7721ad 100644
--- a/notebooks/barlin/App2_Config6a-temp.ipynb
+++ b/notebooks/barlin/App2_Config6a-temp.ipynb
@@ -23,15 +23,11 @@
    "metadata": {},
    "outputs": [
     {
-     "ename": "ModuleNotFoundError",
-     "evalue": "No module named 'SimCAD.configuration'",
-     "output_type": "error",
-     "traceback": [
-      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
-      "\u001b[1;31mModuleNotFoundError\u001b[0m                       Traceback (most recent call last)",
-      "\u001b[1;32m<ipython-input-1-c443162ce257>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[0;32m      2\u001b[0m \u001b[1;32mfrom\u001b[0m \u001b[0mtabulate\u001b[0m \u001b[1;32mimport\u001b[0m \u001b[0mtabulate\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m      3\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 4\u001b[1;33m \u001b[1;32mfrom\u001b[0m \u001b[0mSimCAD\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mengine\u001b[0m \u001b[1;32mimport\u001b[0m \u001b[0mExecutionMode\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mExecutionContext\u001b[0m\u001b[1;33m,\u001b[0m \u001b[0mExecutor\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m      5\u001b[0m \u001b[1;32mfrom\u001b[0m \u001b[0msandbox\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mbarlin\u001b[0m \u001b[1;32mimport\u001b[0m \u001b[0mconfig6atemp\u001b[0m \u001b[1;31m#, config2\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m      6\u001b[0m \u001b[1;32mfrom\u001b[0m \u001b[0mSimCAD\u001b[0m \u001b[1;32mimport\u001b[0m \u001b[0mconfigs\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
-      "\u001b[1;32m~\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\SimCAD\\__init__.py\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[1;32mfrom\u001b[0m \u001b[0mfn\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mop\u001b[0m \u001b[1;32mimport\u001b[0m \u001b[0mfoldr\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 2\u001b[1;33m \u001b[1;32mfrom\u001b[0m \u001b[0mSimCAD\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mconfiguration\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mutils\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mbehaviorAggregation\u001b[0m \u001b[1;32mimport\u001b[0m \u001b[0mdict_elemwise_sum\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m      3\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m      4\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m      5\u001b[0m \u001b[0mconfigs\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;33m[\u001b[0m\u001b[1;33m]\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
-      "\u001b[1;31mModuleNotFoundError\u001b[0m: No module named 'SimCAD.configuration'"
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Simulation Run 1\n",
+      "single_proc: [<SimCAD.Configuration object at 0x10aaec278>]\n"
      ]
     }
    ],
@@ -84,7 +80,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [
     {
@@ -225,7 +221,7 @@
        "4    1          2  2018-10-01 15:16:26  "
       ]
      },
-     "execution_count": 3,
+     "execution_count": 2,
      "metadata": {},
      "output_type": "execute_result"
     }
diff --git a/sandbox/barlin/config5.py b/sandbox/barlin/config5.py
index 4d03f4d..fc007dc 100644
--- a/sandbox/barlin/config5.py
+++ b/sandbox/barlin/config5.py
@@ -1,8 +1,9 @@
 from decimal import Decimal
 import numpy as np
+from datetime import timedelta
 
 from SimCAD import Configuration, configs
-from SimCAD.utils.configuration import exo_update_per_ts, proc_trigger, bound_norm_random, \
+from SimCAD.configuration.utils import exo_update_per_ts, proc_trigger, bound_norm_random, \
     ep_time_step
 
 seed = {
diff --git a/sandbox/barlin/config6.py b/sandbox/barlin/config6.py
index 959311a..14b325a 100644
--- a/sandbox/barlin/config6.py
+++ b/sandbox/barlin/config6.py
@@ -1,8 +1,9 @@
 from decimal import Decimal
 import numpy as np
+from datetime import timedelta
 
 from SimCAD import Configuration, configs
-from SimCAD.utils.configuration import exo_update_per_ts, proc_trigger, bound_norm_random, \
+from SimCAD.configuration.utils import exo_update_per_ts, proc_trigger, bound_norm_random, \
     ep_time_step
 
 seed = {
diff --git a/sandbox/barlin/config6a.py b/sandbox/barlin/config6a.py
index 253451b..d213400 100644
--- a/sandbox/barlin/config6a.py
+++ b/sandbox/barlin/config6a.py
@@ -1,8 +1,9 @@
 from decimal import Decimal
 import numpy as np
+from datetime import timedelta
 
 from SimCAD import Configuration, configs
-from SimCAD.utils.configuration import exo_update_per_ts, proc_trigger, bound_norm_random, \
+from SimCAD.configuration.utils import exo_update_per_ts, proc_trigger, bound_norm_random, \
     ep_time_step
 
 seed = {