diff --git a/Making a public repository private 开放库转为私有.md b/Making a public repository private 开放库转为私有.md
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+++ b/Making a public repository private 开放库转为私有.md	
@@ -1,6 +1,8 @@
 Making a public repository private 开放库转为私有
 ===========
  
+将设你是付费用户，可以让开放库转为私有。
 
+*提示：如果你是免费的用户计划，或没有私有库可用，您将需要在切换库之前升级。*
 
 *参考*：[https://help.github.com/articles/making-a-public-repository-private/](https://help.github.com/articles/making-a-public-repository-private/)
diff --git a/What happens to forks when a repository is deleted or changes visibility 当库删除或者改变了可见性,其 fork 发生了什么.md b/What happens to forks when a repository is deleted or changes visibility 当库删除或者改变了可见性,其 fork 发生了什么.md
new file mode 100644
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+++ b/What happens to forks when a repository is deleted or changes visibility 当库删除或者改变了可见性,其 fork 发生了什么.md	
@@ -0,0 +1,6 @@
+What happens to forks when a repository is deleted or changes visibility 当库删除或者改变了可见性,其 fork 发生了什么
+===========
+
+ 
+
+参考：[https://help.github.com/articles/what-happens-to-forks-when-a-repository-is-deleted-or-changes-visibility/#changing-a-public-repository-to-a-private-repository](https://help.github.com/articles/what-happens-to-forks-when-a-repository-is-deleted-or-changes-visibility/#changing-a-public-repository-to-a-private-repository)