diff --git a/production_scheduling.md b/production_scheduling.md
index de35f86..851a399 100644
--- a/production_scheduling.md
+++ b/production_scheduling.md
@@ -1,20 +1,21 @@
 Logic to setup production plan, inventory balances, purchases, and shipments
 
 Starting point
-- known balances
-- known available
-- known prod schedule
-- known shipments
-- forecasted orders
-- machines that a part can run on
-- actual run-time performance
-- actual BOM performance
-- actual scrap performance
+- known balances                        STKB
+- known available                       BOLH - not posted
+- known prod schedule                   SOFT
+- known shipments                       Sales Forecast
+- forecasted orders                     Sales Forecast
+- machines that a part can run on       ??
+- actual run-time performance           Alternates
+- actual BOM performance                Alternates
+- actual scrap performance              Alternates
+- available machine time                ??
 
 Populate
 - forecasted prod schedule
-- forecasted on-hand
-- forecasted available
+- forecasted on-hand (via forecast perpetual transactions)
+- forecasted available (via forecast transactions)
 - forecasted purchases
 
 Iterate through each calendar day
@@ -30,9 +31,10 @@ Iterate through each calendar day
     1. check for inventory available
         1. Yes
             1. mark unavailable
+            2. schedule shipment for request date
         2. No or partial
             1. mark unavailable any partial
-            2. schedule on next open slot regardless of request date
+            2. schedule on next open slot regardless of request date (each part should be mapped to certain set of machines)
                 1. raw materials available
                     1. Yes
                         1. mark unavailable (at begin prod date?)
@@ -43,6 +45,11 @@ Iterate through each calendar day
                     1. Yes
                         1. mark unavialable (at begin prod date?)
                     2. No
-                        1. mark unavailable any partial (at begin prod date?)
-                        2. schedule on next open slot regardless of request date (return to 4.1.2.2)
-            3. schedule transfer of production after completion if necessary
\ No newline at end of file
+                        1. (return to 4.1.2.2)
+                3. schedule transfer of production after completion if necessary
+            3. schedule shipment for request date, or production date if past request date
+
+
+snap-shot STKB
+snap-shot BOLH
+snap-shot SOFT
\ No newline at end of file