diff --git a/README.md b/README.md
index 866a2bd..2d0c487 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,6 @@ If you don't want to see retweets make sure to include the `-n` or`--no-retweets
 venv/bin/python3 printer.py --printer /path/to/print "#hashtag1" "#hashtag2"
 ```
 If you want to see retweets in this mode make sure to include the `-r` or `--retweets` option in the commandline above
+
+# Developing/Testing
+You can test this application without a thermal printer connected by simply omitting the `-p`/`--printer` argument when starting it. In that case you'll just get the output in your terminal.