There will be regional differences as well.
What the Communists don't understand -- unless they have plotted *far* deeper than anyone thought, say at the level of (dang it, can't find the link [*]) -- is that Americans will *fight back*.
[*] within the last month or two I read a harrowing account of the Communists in either Korea or Vietnam, where they temporarily overran a town and were driven out after three or four days: but in that short time they had killed thousands of people, almost all of whom were either known anti-Communists, or in a position to influence opinion against the Communists by having the ear of "everyman", such as taxi-drivers, etc. The Communists were able to do this since their stooges in the town had taken years to compile lists of targets and personal information about them.
Cheers!
Hue, Tet '68?
I think the books name is ELEANA. It describe the step by step method the communist used to take over Greece, village by village.
Written by a son who traces his mothers steps and death in resistance.