diff --git a/.vs/ProjectSettings.json b/.vs/ProjectSettings.json
new file mode 100644
index 0000000..f8b4888
--- /dev/null
+++ b/.vs/ProjectSettings.json
@@ -0,0 +1,3 @@
+{
+  "CurrentProjectSetting": null
+}
\ No newline at end of file
diff --git a/.vs/VSWorkspaceState.json b/.vs/VSWorkspaceState.json
new file mode 100644
index 0000000..2cc0db0
--- /dev/null
+++ b/.vs/VSWorkspaceState.json
@@ -0,0 +1,8 @@
+{
+  "ExpandedNodes": [
+    "",
+    "\\8_Boundaries"
+  ],
+  "SelectedNode": "\\8_Boundaries\\8_Boundaries.md",
+  "PreviewInSolutionExplorer": false
+}
\ No newline at end of file
diff --git a/.vs/nnn/v16/.suo b/.vs/nnn/v16/.suo
new file mode 100644
index 0000000..9aa0601
Binary files /dev/null and b/.vs/nnn/v16/.suo differ
diff --git a/.vs/slnx.sqlite b/.vs/slnx.sqlite
new file mode 100644
index 0000000..e4fb538
Binary files /dev/null and b/.vs/slnx.sqlite differ
diff --git a/8_Boundaries/8_Boundaries.md b/8_Boundaries/8_Boundaries.md
index 3fb1558..59ca1b4 100644
--- a/8_Boundaries/8_Boundaries.md
+++ b/8_Boundaries/8_Boundaries.md
@@ -161,8 +161,8 @@ public void testLogAddAppender() {
 }
 ```
 
-That worked; a log message that includes “hello” came out on the console! It seems odd
-that we have to tell the ConsoleAppender that it writes to the console.
+که کار کرد یک پیام ورود به سیستم که شامل "سلام" است در کنسول منتشر شد! عجیب به نظر می رسد
+که باید به کنسول اپندر  بگوییم که روی کنسول می نویسد.
 Interestingly enough, when we remove the ConsoleAppender.SystemOut argument, we
 see that “hello” is still printed. But when we take out the PatternLayout, it once again com-
 plains about the lack of an output stream. This is very strange behavior.