diff --git a/doc/flow-n-instances.png b/doc/flow-n-instances.png
index edbda8d..59ee1df 100644
Binary files a/doc/flow-n-instances.png and b/doc/flow-n-instances.png differ
diff --git a/doc/flow-n-instances.uxf b/doc/flow-n-instances.uxf
index a28d3ae..acbbfeb 100644
--- a/doc/flow-n-instances.uxf
+++ b/doc/flow-n-instances.uxf
@@ -4,13 +4,14 @@
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>1070</x>
-      <y>500</y>
+      <x>840</x>
+      <y>430</y>
       <w>120</w>
-      <h>40</h>
+      <h>60</h>
     </coordinates>
-    <panel_attributes>make
-ListCreated
+    <panel_attributes>makeList
+OfLocally
+CreatedFiles
 halign=left
 transparency=0</panel_attributes>
     <additional_attributes/>
@@ -18,13 +19,14 @@ transparency=0</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>1070</x>
-      <y>540</y>
+      <x>840</x>
+      <y>490</y>
       <w>120</w>
-      <h>40</h>
+      <h>60</h>
     </coordinates>
-    <panel_attributes>make
-ListDeleted
+    <panel_attributes>makeList
+OfLocally
+DeletedFiles
 halign=left
 transparency=0</panel_attributes>
     <additional_attributes/>
@@ -32,27 +34,29 @@ transparency=0</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>760</x>
-      <y>650</y>
+      <x>840</x>
+      <y>610</y>
       <w>120</w>
-      <h>40</h>
+      <h>50</h>
     </coordinates>
-    <panel_attributes>doCreate
+    <panel_attributes>doCreateOps
+OnOtherSDs
 halign=left
 style=wordwrap
 transparency=0
-transparency=0</panel_attributes>
+bg=#81D4FA</panel_attributes>
     <additional_attributes/>
   </element>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>1270</x>
-      <y>310</y>
+      <x>1050</x>
+      <y>270</y>
       <w>120</w>
       <h>50</h>
     </coordinates>
-    <panel_attributes>read StateFile
+    <panel_attributes>read
+StateFile
 bg=#FFF59D
 halign=left
 style=wordwrap
@@ -62,13 +66,14 @@ transparency=0</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>1070</x>
-      <y>580</y>
+      <x>840</x>
+      <y>550</y>
       <w>120</w>
-      <h>40</h>
+      <h>60</h>
     </coordinates>
-    <panel_attributes>make
-ListModified
+    <panel_attributes>makeList
+OfLocally
+ModifiedFiles
 halign=left
 transparency=0</panel_attributes>
     <additional_attributes/>
@@ -76,12 +81,13 @@ transparency=0</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>1070</x>
-      <y>410</y>
+      <x>840</x>
+      <y>380</y>
       <w>120</w>
-      <h>40</h>
+      <h>50</h>
     </coordinates>
     <panel_attributes>readState
+FromFS
 bg=#A5D6A7
 halign=left
 style=wordwrap
@@ -91,25 +97,27 @@ transparency=0</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>750</x>
-      <y>260</y>
+      <x>840</x>
+      <y>200</y>
       <w>120</w>
       <h>30</h>
     </coordinates>
     <panel_attributes>START
 bg=#B0BEC5
+transparency=0
 style=wordwrap</panel_attributes>
     <additional_attributes/>
   </element>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>1070</x>
-      <y>800</y>
+      <x>840</x>
+      <y>760</y>
       <w>120</w>
       <h>50</h>
     </coordinates>
-    <panel_attributes>write StateFile
+    <panel_attributes>write
+StateFile
 bg=#FFF59D
 halign=left
 style=wordwrap
@@ -119,36 +127,40 @@ transparency=0</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>760</x>
-      <y>690</y>
+      <x>840</x>
+      <y>660</y>
       <w>120</w>
-      <h>40</h>
+      <h>50</h>
     </coordinates>
-    <panel_attributes>doDelete
+    <panel_attributes>doDeleteOps
+OnOtherSDs
 halign=left
 style=wordwrap
-transparency=0</panel_attributes>
+transparency=0
+bg=#81D4FA</panel_attributes>
     <additional_attributes/>
   </element>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>760</x>
-      <y>730</y>
+      <x>840</x>
+      <y>710</y>
       <w>120</w>
-      <h>40</h>
+      <h>50</h>
     </coordinates>
-    <panel_attributes>doModify
+    <panel_attributes>doModifyOps
+OnOtherSDs
 halign=left
 style=wordwrap
-transparency=0</panel_attributes>
+transparency=0
+bg=#81D4FA</panel_attributes>
     <additional_attributes/>
   </element>
   <element>
     <id>UMLSpecialState</id>
     <coordinates>
-      <x>1310</x>
-      <y>410</y>
+      <x>1090</x>
+      <y>380</y>
       <w>40</w>
       <h>40</h>
     </coordinates>
@@ -159,101 +171,78 @@ transparency=0</panel_attributes>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>1320</x>
-      <y>350</y>
+      <x>1100</x>
+      <y>310</y>
       <w>30</w>
-      <h>80</h>
+      <h>90</h>
     </coordinates>
     <panel_attributes>lt=&lt;-</panel_attributes>
-    <additional_attributes>10.0;60.0;10.0;10.0</additional_attributes>
+    <additional_attributes>10.0;70.0;10.0;10.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>1180</x>
-      <y>440</y>
-      <w>170</w>
-      <h>400</h>
+      <x>950</x>
+      <y>410</y>
+      <w>180</w>
+      <h>390</h>
     </coordinates>
     <panel_attributes>lt=&lt;-</panel_attributes>
-    <additional_attributes>10.0;380.0;150.0;380.0;150.0;10.0</additional_attributes>
+    <additional_attributes>10.0;370.0;160.0;370.0;160.0;10.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>1180</x>
-      <y>410</y>
-      <w>150</w>
+      <x>950</x>
+      <y>380</y>
+      <w>160</w>
       <h>40</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>10.0;20.0;130.0;20.0</additional_attributes>
+    <additional_attributes>10.0;20.0;140.0;20.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>600</x>
-      <y>260</y>
-      <w>180</w>
-      <h>680</h>
+      <x>780</x>
+      <y>200</y>
+      <w>80</w>
+      <h>650</h>
     </coordinates>
     <panel_attributes>lt=&lt;-</panel_attributes>
-    <additional_attributes>150.0;10.0;10.0;10.0;10.0;660.0;160.0;660.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>870</x>
-      <y>740</y>
-      <w>280</w>
-      <h>80</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;-
-</panel_attributes>
-    <additional_attributes>260.0;60.0;260.0;10.0;10.0;10.0</additional_attributes>
+    <additional_attributes>60.0;10.0;10.0;10.0;10.0;630.0;60.0;630.0</additional_attributes>
   </element>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>760</x>
-      <y>900</y>
+      <x>840</x>
+      <y>810</y>
       <w>120</w>
       <h>40</h>
     </coordinates>
-    <panel_attributes>Sleep
+    <panel_attributes>SLEEP
 style=wordwrap
+bg=#B0BEC5
 transparency=0</panel_attributes>
     <additional_attributes/>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>870</x>
-      <y>840</y>
-      <w>280</w>
-      <h>100</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;-
-</panel_attributes>
-    <additional_attributes>10.0;80.0;260.0;80.0;260.0;10.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>1140</x>
-      <y>320</y>
-      <w>150</w>
+      <x>910</x>
+      <y>280</y>
+      <w>160</w>
       <h>30</h>
     </coordinates>
     <panel_attributes>lt=&lt;-</panel_attributes>
-    <additional_attributes>130.0;10.0;10.0;10.0</additional_attributes>
+    <additional_attributes>140.0;10.0;10.0;10.0</additional_attributes>
   </element>
   <element>
     <id>UMLSpecialState</id>
     <coordinates>
-      <x>1110</x>
-      <y>310</y>
+      <x>880</x>
+      <y>270</y>
       <w>40</w>
       <h>40</h>
     </coordinates>
@@ -264,8 +253,8 @@ transparency=0</panel_attributes>
   <element>
     <id>Text</id>
     <coordinates>
-      <x>1240</x>
-      <y>470</y>
+      <x>980</x>
+      <y>450</y>
       <w>110</w>
       <h>50</h>
     </coordinates>
@@ -276,19 +265,19 @@ StateFile]</panel_attributes>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>1120</x>
-      <y>340</y>
+      <x>890</x>
+      <y>300</y>
       <w>30</w>
-      <h>90</h>
+      <h>100</h>
     </coordinates>
     <panel_attributes>lt=&lt;-</panel_attributes>
-    <additional_attributes>10.0;70.0;10.0;10.0</additional_attributes>
+    <additional_attributes>10.0;80.0;10.0;10.0</additional_attributes>
   </element>
   <element>
     <id>Text</id>
     <coordinates>
-      <x>1030</x>
-      <y>360</y>
+      <x>790</x>
+      <y>330</y>
       <w>110</w>
       <h>30</h>
     </coordinates>
@@ -298,20 +287,20 @@ StateFile]</panel_attributes>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>860</x>
-      <y>260</y>
-      <w>290</w>
+      <x>890</x>
+      <y>220</y>
+      <w>30</w>
       <h>70</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>270.0;50.0;270.0;10.0;10.0;10.0</additional_attributes>
+    <additional_attributes>10.0;50.0;10.0;10.0</additional_attributes>
   </element>
   <element>
     <id>Text</id>
     <coordinates>
-      <x>1150</x>
-      <y>300</y>
+      <x>920</x>
+      <y>250</y>
       <w>130</w>
       <h>30</h>
     </coordinates>
@@ -321,8 +310,8 @@ StateFile]</panel_attributes>
   <element>
     <id>Text</id>
     <coordinates>
-      <x>1200</x>
-      <y>390</y>
+      <x>970</x>
+      <y>340</y>
       <w>100</w>
       <h>50</h>
     </coordinates>
@@ -330,39 +319,16 @@ StateFile]</panel_attributes>
 exists]</panel_attributes>
     <additional_attributes/>
   </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>870</x>
-      <y>610</y>
-      <w>280</w>
-      <h>80</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;-
-</panel_attributes>
-    <additional_attributes>10.0;60.0;260.0;60.0;260.0;10.0</additional_attributes>
-  </element>
-  <element>
-    <id>Relation</id>
-    <coordinates>
-      <x>1120</x>
-      <y>440</y>
-      <w>30</w>
-      <h>80</h>
-    </coordinates>
-    <panel_attributes>lt=&lt;-
-</panel_attributes>
-    <additional_attributes>10.0;60.0;10.0;10.0</additional_attributes>
-  </element>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>870</x>
-      <y>1040</y>
-      <w>250</w>
-      <h>40</h>
+      <x>1320</x>
+      <y>750</y>
+      <w>150</w>
+      <h>50</h>
     </coordinates>
-    <panel_attributes>add/remove Collection (Map)
+    <panel_attributes>add/remove
+Collection (Map)
 halign=left
 style=wordwrap
 bg=#B39DDB</panel_attributes>
@@ -371,8 +337,8 @@ bg=#B39DDB</panel_attributes>
   <element>
     <id>UMLSpecialState</id>
     <coordinates>
-      <x>800</x>
-      <y>1040</y>
+      <x>1270</x>
+      <y>810</y>
       <w>40</w>
       <h>40</h>
     </coordinates>
@@ -382,60 +348,61 @@ bg=#B39DDB</panel_attributes>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>810</x>
-      <y>930</y>
-      <w>30</w>
-      <h>130</h>
+      <x>950</x>
+      <y>810</y>
+      <w>340</w>
+      <h>40</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>10.0;110.0;10.0;10.0</additional_attributes>
+    <additional_attributes>320.0;20.0;10.0;20.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>830</x>
-      <y>1040</y>
+      <x>1280</x>
+      <y>760</y>
       <w>60</w>
-      <h>40</h>
+      <h>70</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>40.0;20.0;10.0;20.0</additional_attributes>
+    <additional_attributes>40.0;20.0;10.0;20.0;10.0;50.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>800</x>
-      <y>220</y>
-      <w>680</w>
-      <h>840</h>
+      <x>950</x>
+      <y>190</y>
+      <w>590</w>
+      <h>590</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>10.0;40.0;10.0;20.0;660.0;20.0;660.0;820.0</additional_attributes>
+    <additional_attributes>10.0;20.0;570.0;20.0;570.0;570.0</additional_attributes>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>810</x>
-      <y>1070</y>
-      <w>80</w>
-      <h>70</h>
+      <x>1280</x>
+      <y>840</y>
+      <w>60</w>
+      <h>60</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>60.0;50.0;10.0;50.0;10.0;10.0</additional_attributes>
+    <additional_attributes>40.0;40.0;10.0;40.0;10.0;10.0</additional_attributes>
   </element>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>870</x>
-      <y>1100</y>
-      <w>250</w>
-      <h>40</h>
+      <x>1320</x>
+      <y>860</y>
+      <w>150</w>
+      <h>50</h>
     </coordinates>
-    <panel_attributes>add/remove Directory
+    <panel_attributes>add/remove
+Directory
 halign=left
 style=wordwrap
 bg=#B39DDB</panel_attributes>
@@ -444,20 +411,20 @@ bg=#B39DDB</panel_attributes>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>1110</x>
-      <y>1040</y>
-      <w>350</w>
+      <x>1460</x>
+      <y>760</y>
+      <w>60</w>
       <h>40</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>330.0;20.0;10.0;20.0</additional_attributes>
+    <additional_attributes>40.0;20.0;10.0;20.0</additional_attributes>
   </element>
   <element>
     <id>UMLSpecialState</id>
     <coordinates>
-      <x>1440</x>
-      <y>1040</y>
+      <x>1500</x>
+      <y>760</y>
       <w>40</w>
       <h>40</h>
     </coordinates>
@@ -467,20 +434,20 @@ bg=#B39DDB</panel_attributes>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>1110</x>
-      <y>1070</y>
-      <w>370</w>
-      <h>70</h>
+      <x>1460</x>
+      <y>790</y>
+      <w>80</w>
+      <h>110</h>
     </coordinates>
     <panel_attributes>lt=&lt;-
 </panel_attributes>
-    <additional_attributes>350.0;10.0;350.0;50.0;10.0;50.0</additional_attributes>
+    <additional_attributes>60.0;10.0;60.0;90.0;10.0;90.0</additional_attributes>
   </element>
   <element>
     <id>Text</id>
     <coordinates>
-      <x>870</x>
-      <y>1010</y>
+      <x>1060</x>
+      <y>800</y>
       <w>160</w>
       <h>30</h>
     </coordinates>
@@ -490,10 +457,10 @@ bg=#B39DDB</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>440</x>
-      <y>160</y>
-      <w>1060</w>
-      <h>820</h>
+      <x>490</x>
+      <y>90</y>
+      <w>730</w>
+      <h>850</h>
     </coordinates>
     <panel_attributes>
 *    Logic-Thread*
@@ -506,10 +473,10 @@ lt=.</panel_attributes>
   <element>
     <id>UMLState</id>
     <coordinates>
-      <x>440</x>
-      <y>990</y>
-      <w>1060</w>
-      <h>180</h>
+      <x>1240</x>
+      <y>680</y>
+      <w>340</w>
+      <h>260</h>
     </coordinates>
     <panel_attributes>
 *    UI-Thread*
@@ -520,72 +487,69 @@ lt=.</panel_attributes>
     <additional_attributes/>
   </element>
   <element>
-    <id>UMLNote</id>
+    <id>UMLClass</id>
     <coordinates>
-      <x>630</x>
-      <y>660</y>
-      <w>110</w>
-      <h>90</h>
+      <x>740</x>
+      <y>120</y>
+      <w>460</w>
+      <h>770</h>
     </coordinates>
-    <panel_attributes>Compare the Lists of the different Directories
-transparency=0</panel_attributes>
+    <panel_attributes>*SyncDirectory*
+lw=2.5</panel_attributes>
     <additional_attributes/>
   </element>
   <element>
-    <id>Relation</id>
+    <id>UMLClass</id>
     <coordinates>
-      <x>730</x>
-      <y>660</y>
-      <w>50</w>
-      <h>50</h>
+      <x>510</x>
+      <y>370</y>
+      <w>150</w>
+      <h>40</h>
     </coordinates>
-    <panel_attributes>lt=.</panel_attributes>
-    <additional_attributes>30.0;10.0;10.0;30.0</additional_attributes>
+    <panel_attributes>*SyncMap*
+bg=#81D4FA
+lw=2.5</panel_attributes>
+    <additional_attributes/>
   </element>
   <element>
-    <id>Relation</id>
+    <id>UMLClass</id>
     <coordinates>
-      <x>730</x>
-      <y>700</y>
-      <w>50</w>
-      <h>30</h>
+      <x>510</x>
+      <y>240</y>
+      <w>150</w>
+      <h>40</h>
     </coordinates>
-    <panel_attributes>lt=.</panel_attributes>
-    <additional_attributes>30.0;10.0;10.0;10.0</additional_attributes>
+    <panel_attributes>*MAP_OF_SYNCMAPS*
+bg=#B0BEC5
+transparency=0
+lw=2.5</panel_attributes>
+    <additional_attributes/>
   </element>
   <element>
     <id>Relation</id>
     <coordinates>
-      <x>730</x>
-      <y>720</y>
-      <w>50</w>
-      <h>50</h>
-    </coordinates>
-    <panel_attributes>lt=.</panel_attributes>
-    <additional_attributes>30.0;30.0;10.0;10.0</additional_attributes>
-  </element>
-  <element>
-    <id>UMLClass</id>
-    <coordinates>
-      <x>1010</x>
-      <y>190</y>
-      <w>420</w>
-      <h>770</h>
+      <x>570</x>
+      <y>270</y>
+      <w>60</w>
+      <h>120</h>
     </coordinates>
-    <panel_attributes>SyncDirectory
-bg=#F6F6F6</panel_attributes>
-    <additional_attributes/>
+    <panel_attributes>lt=&lt;&lt;&lt;&lt;&lt;-
+m1=1
+m2=0..n</panel_attributes>
+    <additional_attributes>10.0;10.0;10.0;100.0</additional_attributes>
   </element>
   <element>
-    <id>UMLClass</id>
+    <id>Relation</id>
     <coordinates>
-      <x>700</x>
-      <y>190</y>
-      <w>230</w>
-      <h>770</h>
+      <x>570</x>
+      <y>400</y>
+      <w>190</w>
+      <h>110</h>
     </coordinates>
-    <panel_attributes>SyncMap
-bg=#F6F6F6</panel_attributes>
-    <additional_attributes/>
+    <panel_attributes>lt=&lt;&lt;&lt;&lt;&lt;-
+m1=1
+m2=0..n
+layer=2</panel_attributes>
+    <additional_attributes>10.0;10.0;10.0;80.0;170.0;80.0</additional_attributes>
   </element>
 </diagram>
diff --git a/src/main/java/com/olexyn/ensync/Flow.java b/src/main/java/com/olexyn/ensync/Flow.java
index 1ff7fa2..fee39da 100644
--- a/src/main/java/com/olexyn/ensync/Flow.java
+++ b/src/main/java/com/olexyn/ensync/Flow.java
@@ -4,7 +4,6 @@ import com.olexyn.ensync.artifacts.SyncDirectory;
 import com.olexyn.ensync.artifacts.SyncMap;
 
 import java.io.File;
-import java.util.Map;
 import java.util.Map.Entry;
 
 import static com.olexyn.ensync.Main.MAP_OF_SYNCMAPS;
@@ -45,15 +44,15 @@ public class Flow implements Runnable {
 
     private void doSyncDirectory(SyncDirectory SD) {
         state = "READ";
-        SD.readFreshState();
+        SD.readStateFromFS();
 
-        SD.listCreated = SD.makeListCreated();
-        SD.listDeleted = SD.makeListDeleted();
-        SD.listModified = SD.makeListModified();
+        SD.listCreated = SD.makeListOfLocallyCreatedFiles();
+        SD.listDeleted = SD.makeListOfLocallyDeletedFiles();
+        SD.listModified = SD.makeListOfLocallyModifiedFiles();
 
-        SD.doCreate();
-        SD.doDelete();
-        SD.doModify();
+        SD.doCreateOpsOnOtherSDs();
+        SD.doDeleteOpsOnOtherSDs();
+        SD.doModifyOpsOnOtherSDs();
 
         SD.writeStateFile(SD.path);
     }
diff --git a/src/main/java/com/olexyn/ensync/artifacts/SyncDirectory.java b/src/main/java/com/olexyn/ensync/artifacts/SyncDirectory.java
index bd1c786..2d0c0ae 100644
--- a/src/main/java/com/olexyn/ensync/artifacts/SyncDirectory.java
+++ b/src/main/java/com/olexyn/ensync/artifacts/SyncDirectory.java
@@ -45,12 +45,14 @@ public class SyncDirectory {
     /**
      * Get the current state by using the `find` command.
      */
-    public Map<String, SyncFile> readFreshState() {
+    public Map<String, SyncFile> readStateFromFS() {
         //NOTE that the SFile().lastModifiedOld is not set here, so it is 0 by default.
         Map<String, SyncFile> filemap = new HashMap<>();
 
-        Execute.TwoBr find = x.execute(new String[]{"find",
-                                                    path});
+        Execute.TwoBr find = x.execute(new String[]{
+            "find",
+            path
+        });
 
         List<String> pathList = tools.brToListString(find.output);
 
@@ -90,9 +92,9 @@ public class SyncDirectory {
      * Compare the OLD and NEW pools.
      * List is cleared and created each time.
      */
-    public Map<String, SyncFile> makeListCreated() {
+    public Map<String, SyncFile> makeListOfLocallyCreatedFiles() {
 
-        Map<String, SyncFile> fromA = readFreshState();
+        Map<String, SyncFile> fromA = readStateFromFS();
         Map<String, SyncFile> substractB = readStateFile();
 
         return tools.mapMinus(fromA, substractB);
@@ -103,10 +105,10 @@ public class SyncDirectory {
      * Compare the OLD and NEW pools.
      * List is cleared and created each time.
      */
-    public Map<String, SyncFile> makeListDeleted() {
+    public Map<String, SyncFile> makeListOfLocallyDeletedFiles() {
 
         Map<String, SyncFile> fromA = readStateFile();
-        Map<String, SyncFile> substractB = readFreshState();
+        Map<String, SyncFile> substractB = readStateFromFS();
 
         Map<String, SyncFile> listDeleted = tools.mapMinus(fromA, substractB);
 
@@ -131,13 +133,13 @@ public class SyncDirectory {
      * Compare the OLD and NEW pools.
      * List is cleared and created each time.
      */
-    public Map<String, SyncFile> makeListModified() {
+    public Map<String, SyncFile> makeListOfLocallyModifiedFiles() {
 
         Map<String, SyncFile> listModified = new HashMap<>();
 
         Map<String, SyncFile> stateFileMap = readStateFile();
 
-        for (var freshFileEntry : readFreshState().entrySet()) {
+        for (var freshFileEntry : readStateFromFS().entrySet()) {
 
             String freshFileKey = freshFileEntry.getKey();
             SyncFile freshFile = freshFileEntry.getValue();
@@ -206,7 +208,7 @@ public class SyncDirectory {
     }
 
 
-    public void doCreate() {
+    public void doCreateOpsOnOtherSDs() {
 
         for (var entry : listCreated.entrySet()) {
             SyncFile createdFile = entry.getValue();
@@ -218,7 +220,7 @@ public class SyncDirectory {
 
                 Info info = new Info(this, createdFile, otherSD);
 
-                writeFile(info, this, createdFile, otherSD);
+                writeFileIfNewer(info, createdFile, otherSD);
             }
         }
     }
@@ -227,7 +229,7 @@ public class SyncDirectory {
     /**
      *
      */
-    public void doDelete() {
+    public void doDeleteOpsOnOtherSDs() {
 
         for (var entry : listDeleted.entrySet()) {
             SyncFile deletedFile = entry.getValue();
@@ -262,7 +264,7 @@ public class SyncDirectory {
     }
 
 
-    public void doModify() {
+    public void doModifyOpsOnOtherSDs() {
 
         for (var entry : listModified.entrySet()) {
             SyncFile modifiedFile = entry.getValue();
@@ -274,20 +276,23 @@ public class SyncDirectory {
 
                 Info info = new Info(this, modifiedFile, otherSD);
 
-                writeFile(info, this, modifiedFile, otherSD);
+                writeFileIfNewer(info, modifiedFile, otherSD);
             }
         }
     }
 
-
-    private void writeFile(Info info, SyncDirectory thisSD, SyncFile thisFile, SyncDirectory otherSD) {
+    /***
+     *
+     * @param info
+     * @param thisFile
+     * @param otherSD
+     */
+    private void writeFileIfNewer(Info info, SyncFile thisFile, SyncDirectory otherSD) {
 
         SyncFile otherFile = new SyncFile(otherSD, otherSD.path + thisFile.relativePath);
 
-
         if (otherFile.exists() && thisFile.getTimeModified() < otherFile.getTimeModified()) { return;}
 
-
         if (thisFile.isDirectory() && !otherFile.exists()) {
             List<String> cmd = List.of("mkdir", "-p", info.otherFilePath);
             x.execute(cmd);
@@ -296,11 +301,8 @@ public class SyncDirectory {
 
         if (thisFile.isFile()) {
 
-
             if (!info.otherParentFile.exists()) {
                 makeParentChain(otherFile, thisFile);
-                // List<String> cmd = List.of("mkdir", "-p", info.otherParentPath);
-                //x.execute(cmd);
             }
 
             List<String> cmd = List.of("cp", "-p", info.thisFilePath, info.otherFilePath);
@@ -309,7 +311,10 @@ public class SyncDirectory {
         }
     }
 
-
+    /**
+     * @param otherFile
+     * @param thisFile
+     */
     private void makeParentChain(File otherFile, File thisFile) {
         try {
             File otherParent = new File(otherFile.getParent());