inital resolution of JC1a

Author: Dtphelan1

README.md

@@ -96,6 +96,8 @@ After exporting your CSV files to the `data` directory, kickstart the creation o
 2. `commonExtractorArgs.dataDirectory` should correspond to an absolute path to the dataDirectory containing all your exported CSV files;
 3. For each extractor, `fileName` should correspond to the file name this extractor should be reading from. Note: combining the `dataDirectory` above and `fileName` should resolve to a file on disk containing this corresponding extractor's data;
 
+**Note**: Previous versions of the MEF suggested using a `filePath` property for each extractor; while this property should still work without issue, the recommended approach is to use a common dataDirectory for all CSV files and to have each Extractor call out the name of the CSV file they need.
+
 For instructions on setting up an email notification trigger whenever an error is encountered in extraction, see the [Email Notification](#Email-Notification) section below.
 
 ### Configuration Deep Dive