Personally, none of the systems I've ever tried have really grabbed me.
Fighting in towns is so disorganized that it almost seems to come down to luck.
If the fighting in SpaiƱ is any indication, it came down to morale.
The spanish generally had abysmal leadership, but some towns held out for a very long time.
On another note, Griffin, you had ast about detailed information.
Brent Nosworthy has written some excellent tactical studies. He is very approachable. Brentnose1@gmail.com
Also, a great magazine that is out of print was Empires, Eagles, and Lions.
The magazines are reputed to be available on their Facebook page.
"These things must be done delicately-- or you hurt the spell." - The Wicked Witch of the West.
"We've got the torpedo damage temporarily shored up, the fires out and soon will have the ship back on an even keel. But I would suggest, sir, that if you have to take any more torpedoes, you take 'em on the starboard side." Pops Healy, DCA USS Lexington.