diff --git a/Perforce.py b/Perforce.py
index 25b9522..94671ec 100644
--- a/Perforce.py
+++ b/Perforce.py
@@ -341,23 +341,10 @@ def LogResults(success, message):
     else:
         WarnUser(message);
 
-def IsFileWritable(in_filename):
-    if(not in_filename):
-        return 0
-
-    # if it doesn't exist, it's "writable"
-    if(not os.path.isfile(in_filename)):
-        return 1
-
-    filestats = os.stat(in_filename)[0];
-    if(filestats & stat.S_IWRITE):
-        return 1
-    return 0
-
 # Checkout section
 def Checkout(in_filename):
-    if(IsFileWritable(in_filename)):
-        return -1, "File is already writable."
+    if not os.path.isfile(in_filename):
+        return -1, "File does not exist."
 
     folder_name, filename = os.path.split(in_filename)
     isInDepot = IsFileInDepot(folder_name, filename)
@@ -373,9 +360,6 @@ def on_modified(self, view):
         if(not view.file_name()):
             return
 
-        if(IsFileWritable(view.file_name())):
-            return
-
         perforce_settings = sublime.load_settings('Perforce.sublime-settings')
 
         # check if this part of the plugin is enabled