Update README.md

Author: Revadike

README.md

@@ -1,5 +1,19 @@
 # Miscellaneous JavaScript Projects
 
+## License
 MIT License for them all (unless stated otherwise).
 
+## Contribute
 Feel free to post issues and submit PR's for them!
+
+## Instructions - Userscripts (`*.user.js`)
+1. Install tampermonkey
+2. Open userscript on github
+3. Press the `Raw` button
+4. Install userscript
+
+## Instructions - JavaScript snippets (`*.js`)
+1. Visit the subject website (indicated in title or script)
+2. Open the JavaScript console tab of your browser's developer tools ([tutorial](https://www.techonthenet.com/js/open_console_log.php))
+3. Copy pasta the code into the console
+4. Press enter to execute