Docs. Cleanup.

Documentation/GettingStarted-NoCommandLine.md

@@ -3,7 +3,7 @@
 What follows are instructions for setting up Cuis on Windows or Mac OS X without using Git or the command line. If you are comfortable with Git, please see [Getting started using Git Bash](GettingStarted.md). This document describes the simplest way to run Cuis on your computer.
 
 ## On Windows ##
-* Create a new folder in your machine using Windows Explorer
+* Create a new folder in your machine using Windows Explorer (don't use an existing folder)
 * download [`master.zip`](https://github.com/Cuis-Smalltalk/Cuis-Smalltalk-Dev/archive/master.zip), saving it to that folder.
 * extract the contents of the zip file right there ("extract here")
 * download [`squeak.cog.spur_win64x64.zip`](https://github.com/OpenSmalltalk/opensmalltalk-vm/releases/download/202112201228/squeak.cog.spur_win64x64.zip), saving it to yourFolder\Cuis-Smalltalk-Dev-master\ (the folder that was just created while extracting the first zip file).
@@ -13,7 +13,7 @@ What follows are instructions for setting up Cuis on Windows or Mac OS X without
 * If you get a message like "Windows protected your PC", then click on "More info", and click [Run anyway].
 
 ## On Mac OS X ##
-* Create a new folder in your machine using Mac Finder
+* Create a new folder in your machine using Mac Finder (don't use an existing folder)
 * download [`master.zip`](https://github.com/Cuis-Smalltalk/Cuis-Smalltalk-Dev/archive/master.zip) to your folder
 * extract the contents of the zip file (double click on it)
 * download [`squeak.cog.spur_macos64x64.dmg`](https://github.com/OpenSmalltalk/opensmalltalk-vm/releases/download/202112201228/squeak.cog.spur_macos64x64.dmg), saving it to your folder

Documentation/GettingStarted.md

@@ -13,6 +13,8 @@ If you want to contribute back to the community, you can do pull requests to thi
 Note: The '--depth 1' option avoids cloning all repo history (most likely you don't need it) and makes cloning the repo much faster, using less disk space.
 
 Note: If you are creating the main (or only) Cuis folder in your machine, you might prefer 'Cuis-Smalltalk' as the folder name instead of 'MyProject' or some specific project name.
+
+Note: Please do create a new folder, and don't use an existing one. Cuis looks for packages to load in sibling folders to Cuis-Smalltalk-Dev, and using an existing folder could mean trying to load conflicting, outdated versions of packages. Keeping each Cuis project in a separate folder is an easy way to avoid such problems.
 ```
 mkdir MyProject
 cd MyProject