Ready for Article 3 of Manny's FM-Xplorations? Check it out.
And just in case you missed them:
And stay tuned - more to come!
They're two different article series with similar names.
Manny's FM-Xplorations Articles 1-3 authored by Manny Fernandez
Mastering Montage: An FM-X Exploration Articles 1-4 by Bad Mister
So save off both and name them differently.
Can't tell you about fifth parts other than the articles for Manny's tutorial (1-3) have multiple youtube videos and the youtube videos are themselves numbered through Part 6. These part numbers (of the youtube videos) do not necessarily match the article numbers. One article can have multiple videos within it.