diff --git a/README.md b/README.md
index 379843c3fe5e5df5890f09d4b21a2f81681c9c75..e0a77a089ce2e439a95b17e933d590bed78f06b3 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,11 @@ selected courses.
 
 ### Dependencies
 
+You can use this tool either from the cse.unl.edu Linux server or an another
+Linux installation that you control.
+
+If (and only if) you download and run the tool on your own Linux system, then:
+
 - [x] You need Python. I think Python 3.6 and newer will work fine.
 
 - [x] You need the `canvasapi` module. Run
@@ -14,6 +19,11 @@ selected courses.
   pip install canvasapi
   ```
 
+If you run the tool from cse.unl.edu then you can launch it from your
+cse.unl.edu account with the command `~cabohn/abet-oat/analyze_grades.py`.
+
+Either way, you will need a Canvas API key.
+
 ### Getting a Canvas API Key
 
 To interface with Canvas, you need a Canvas API Key.
diff --git a/analyze_grades.py b/analyze_grades.py
old mode 100644
new mode 100755