diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3f096ef
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+
+.idea/workspace.xml
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 28b67ac..a9e9e7c 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,9 +2,11 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="e38f3a60-00b1-4a29-a5f4-926c738d51b0" name="Default" comment="correct text file name">
-      <change beforePath="$PROJECT_DIR$/MyFile.txt" afterPath="" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
+      <change beforePath="$PROJECT_DIR$/out/production/HeadFirstJavaExamples/DailyAdviceClient.class" afterPath="" />
+      <change beforePath="$PROJECT_DIR$/out/production/HeadFirstJavaExamples/Main.class" afterPath="$PROJECT_DIR$/out/production/HeadFirstJavaExamples/Main.class" />
+      <change beforePath="$PROJECT_DIR$/src/DailyAdviceClient.java" afterPath="$PROJECT_DIR$/src/DailyAdviceClient_С15.java" />
       <change beforePath="$PROJECT_DIR$/src/Main.java" afterPath="$PROJECT_DIR$/src/Main.java" />
-      <change beforePath="$PROJECT_DIR$/src/ReadAFile_C14.java" afterPath="$PROJECT_DIR$/src/ReadAFile_C14.java" />
     </list>
     <ignored path="$PROJECT_DIR$/out/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -14,13 +16,16 @@
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
   </component>
+  <component name="FavoritesManager">
+    <favorites_list name="HeadFirstJavaExamples" />
+  </component>
   <component name="FileEditorManager">
-    <leaf>
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
       <file leaf-file-name="ReadAFile_C14.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/ReadAFile_C14.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="221">
-              <caret line="13" column="55" lean-forward="true" selection-start-line="13" selection-start-column="55" selection-end-line="13" selection-end-column="55" />
+            <state relative-caret-position="187">
+              <caret line="13" column="55" lean-forward="false" selection-start-line="13" selection-start-column="55" selection-end-line="13" selection-end-column="55" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -31,13 +36,37 @@
       <file leaf-file-name="Main.java" pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/Main.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="187">
-              <caret line="11" column="0" lean-forward="true" selection-start-line="11" selection-start-column="0" selection-end-line="11" selection-end-column="0" />
+            <state relative-caret-position="221">
+              <caret line="13" column="1" lean-forward="false" selection-start-line="13" selection-start-column="1" selection-end-line="13" selection-end-column="1" />
               <folding />
             </state>
           </provider>
         </entry>
       </file>
+      <file leaf-file-name="DailyAdviceServer_C15.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/DailyAdviceServer_C15.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="425">
+              <caret line="25" column="34" lean-forward="false" selection-start-line="25" selection-start-column="34" selection-end-line="25" selection-end-column="34" />
+              <folding>
+                <element signature="imports" expanded="true" />
+              </folding>
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="DailyAdviceClient_С15.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/DailyAdviceClient_С15.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="255">
+              <caret line="15" column="27" lean-forward="false" selection-start-line="15" selection-start-column="27" selection-end-line="15" selection-end-column="27" />
+              <folding>
+                <element signature="imports" expanded="true" />
+              </folding>
+            </state>
+          </provider>
+        </entry>
+      </file>
     </leaf>
   </component>
   <component name="FileTemplateManagerImpl">
@@ -64,12 +93,14 @@
   <component name="IdeDocumentHistory">
     <option name="CHANGED_PATHS">
       <list>
-        <option value="$PROJECT_DIR$/src/Main.java" />
         <option value="$PROJECT_DIR$/src/ReadAFile_C14.java" />
+        <option value="$PROJECT_DIR$/src/DailyAdviceClient.java" />
+        <option value="$PROJECT_DIR$/src/DailyAdviceServer_C15.java" />
+        <option value="$PROJECT_DIR$/src/Main.java" />
       </list>
     </option>
   </component>
-  <component name="ProjectFrameBounds" extendedState="6">
+  <component name="ProjectFrameBounds" extendedState="7">
     <option name="x" value="-73" />
     <option name="y" value="-16" />
     <option name="width" value="1346" />
@@ -91,8 +122,9 @@
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
-      <pane id="Scope" />
+      <pane id="PackagesPane" />
       <pane id="Scratches" />
+      <pane id="Scope" />
       <pane id="ProjectPane">
         <subPane>
           <expand>
@@ -109,7 +141,6 @@
           <select />
         </subPane>
       </pane>
-      <pane id="PackagesPane" />
     </panes>
   </component>
   <component name="PropertiesComponent">
@@ -245,31 +276,40 @@
     </task>
     <servers />
   </component>
+  <component name="TodoView">
+    <todo-panel id="selected-file">
+      <is-autoscroll-to-source value="true" />
+    </todo-panel>
+    <todo-panel id="all">
+      <are-packages-shown value="true" />
+      <is-autoscroll-to-source value="true" />
+    </todo-panel>
+  </component>
   <component name="ToolWindowManager">
-    <frame x="-8" y="-8" width="1382" height="744" extended-state="6" />
+    <frame x="-8" y="-8" width="1382" height="744" extended-state="7" />
     <layout>
-      <window_info id="Palette" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
-      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Palette&#9;" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.23137876" sideWeight="0.50292826" order="-1" side_tool="true" content_ui="tabs" />
-      <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.23137876" sideWeight="0.49707174" order="2" side_tool="false" content_ui="tabs" />
-      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.24963397" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
-      <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.24963397" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
+      <window_info id="Palette" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
+      <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32894737" sideWeight="0.4969743" order="6" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.3296355" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Palette&#9;" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
+      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.23026316" sideWeight="0.50907713" order="7" side_tool="true" content_ui="tabs" />
+      <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.23026316" sideWeight="0.49092284" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32894737" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32894737" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.20196672" sideWeight="0.491453" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Ant Build" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
-      <window_info id="UI Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="true" content_ui="tabs" />
+      <window_info id="UI Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
+      <window_info id="Favorites" active="true" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.20196672" sideWeight="0.508547" order="2" side_tool="true" content_ui="tabs" />
       <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
       <window_info id="Message" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Commander" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
-      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Inspection" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="5" side_tool="false" content_ui="tabs" />
+      <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.24963397" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
     </layout>
   </component>
   <component name="VcsContentAnnotationSettings">
@@ -284,6 +324,52 @@
     <watches-manager />
   </component>
   <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/src/ReadAFile_C14.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="187">
+          <caret line="13" column="55" lean-forward="false" selection-start-line="13" selection-start-column="55" selection-end-line="13" selection-end-column="55" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="153">
+          <caret line="9" column="20" lean-forward="true" selection-start-line="9" selection-start-column="20" selection-end-line="9" selection-end-column="20" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/DailyAdviceClient_С15.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="204">
+          <caret line="15" column="27" lean-forward="true" selection-start-line="15" selection-start-column="27" selection-end-line="15" selection-end-column="27" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/ReadAFile_C14.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="221">
+          <caret line="13" column="55" lean-forward="true" selection-start-line="13" selection-start-column="55" selection-end-line="13" selection-end-column="55" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="187">
+          <caret line="11" column="0" lean-forward="true" selection-start-line="11" selection-start-column="0" selection-end-line="11" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/ReadAFile_C14.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="221">
@@ -298,14 +384,58 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="0">
           <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-          <folding />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="85">
+          <caret line="5" column="23" lean-forward="true" selection-start-line="5" selection-start-column="23" selection-end-line="5" selection-end-column="23" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/ReadAFile_C14.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="187">
-          <caret line="11" column="0" lean-forward="true" selection-start-line="11" selection-start-column="0" selection-end-line="11" selection-end-column="0" />
+          <caret line="13" column="55" lean-forward="false" selection-start-line="13" selection-start-column="55" selection-end-line="13" selection-end-column="55" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/MyFile_C14.txt">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="0">
+          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/DailyAdviceClient_С15.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="255">
+          <caret line="15" column="27" lean-forward="false" selection-start-line="15" selection-start-column="27" selection-end-line="15" selection-end-column="27" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/DailyAdviceServer_C15.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="425">
+          <caret line="25" column="34" lean-forward="false" selection-start-line="25" selection-start-column="34" selection-end-line="25" selection-end-column="34" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="221">
+          <caret line="13" column="1" lean-forward="false" selection-start-line="13" selection-start-column="1" selection-end-line="13" selection-end-column="1" />
           <folding />
         </state>
       </provider>
diff --git "a/out/production/HeadFirstJavaExamples/DailyAdviceClient_\320\24115.class" "b/out/production/HeadFirstJavaExamples/DailyAdviceClient_\320\24115.class"
new file mode 100644
index 0000000..ecf56b0
Binary files /dev/null and "b/out/production/HeadFirstJavaExamples/DailyAdviceClient_\320\24115.class" differ
diff --git a/out/production/HeadFirstJavaExamples/DailyAdviceServer_C15.class b/out/production/HeadFirstJavaExamples/DailyAdviceServer_C15.class
new file mode 100644
index 0000000..05d0c8d
Binary files /dev/null and b/out/production/HeadFirstJavaExamples/DailyAdviceServer_C15.class differ
diff --git a/out/production/HeadFirstJavaExamples/Main.class b/out/production/HeadFirstJavaExamples/Main.class
index 46c2cd4..e300d85 100644
Binary files a/out/production/HeadFirstJavaExamples/Main.class and b/out/production/HeadFirstJavaExamples/Main.class differ
diff --git "a/src/DailyAdviceClient_\320\24115.java" "b/src/DailyAdviceClient_\320\24115.java"
new file mode 100644
index 0000000..2316c14
--- /dev/null
+++ "b/src/DailyAdviceClient_\320\24115.java"
@@ -0,0 +1,21 @@
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.Socket;
+
+public class DailyAdviceClient_С15 {
+    public void go() {
+        try {
+            Socket s = new Socket("127.0.0.1", 4242);
+            InputStreamReader streamReader = new InputStreamReader(s.getInputStream());
+            BufferedReader reader = new BufferedReader(streamReader);
+
+            String advice = reader.readLine();
+            System.out.println("Today you must: " + advice);
+
+            reader.close();
+        } catch (IOException e){
+            e.printStackTrace();
+        }
+    }
+}
diff --git a/src/DailyAdviceServer_C15.java b/src/DailyAdviceServer_C15.java
new file mode 100644
index 0000000..4a6073f
--- /dev/null
+++ b/src/DailyAdviceServer_C15.java
@@ -0,0 +1,28 @@
+import java.io.*;
+import java.net.*;
+
+
+public class DailyAdviceServer_C15 {
+    String[] adviceList = {"Advice 1", "Advice 2", "Advice 3", "Advice 4"};
+
+    public void go() {
+        try {
+            ServerSocket serverSocket = new ServerSocket(4242);
+            while(true){
+                Socket socket = serverSocket.accept();
+                PrintWriter writer = new PrintWriter(socket.getOutputStream());
+                String advice = getAdvice();
+                writer.println(advice);
+                writer.close();
+                System.out.println(advice);
+            }
+        } catch (IOException ex) {
+            ex.printStackTrace();
+        }
+    }
+
+    private String getAdvice() {
+        int random = (int) (Math.random() * adviceList.length);
+        return adviceList[random];
+    }
+}
diff --git a/src/Main.java b/src/Main.java
index eed5649..cede459 100644
--- a/src/Main.java
+++ b/src/Main.java
@@ -2,10 +2,13 @@ public class Main {
     public static void main(String[] args) {
 
         // Chapter 14
-        ReadAFile_C14 readAFile_c14 = new ReadAFile_C14();
-        readAFile_c14.go();
+        // ReadAFile_C14 readAFile_c14 = new ReadAFile_C14();
+        // readAFile_c14.go();
 
         // Chapter 15
-
+        DailyAdviceServer_C15 server = new DailyAdviceServer_C15();
+        server.go();
+        DailyAdviceClient_С15 client = new DailyAdviceClient_С15();
+        client.go();
     }
 }