Added settings.yaml file info.

Installation.md

@@ -2,7 +2,7 @@
 
 Prerequisites:
 - Requires Ubuntu 14.04+ OR a working Docker installation. See [Docker Installation](Docker.md) for instructions installing using Docker.
-- Minimum 4GB of RAM
+- Minimum 4GB of RAM, recommended 16GB or more. 
 
 Install Git tools
 
@@ -28,3 +28,14 @@ export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/your/path/OpenDroneMap/SuperBuild/insta
 ```
 
 You will need to log out and back in again for the variables to set. 
+
+Lastly, you need to edit the `settings.yaml` file to add your projects folder:
+```
+
+# This line is really important to set up properly
+project_path: '' # Example: '/home/user/ODMProjects'
+
+# The rest of the settings will default to the values set unless you uncomment and change them
+#resize_to: 2400
+```
+You must change `project_path: ''` to add an absolute path to somewhere on your machine. Whenever you run a new project, it will be saved here.