I've notice that there might not be a priority set with the mobs you specify. For example if the "widows" in your script stop re-popping then it will target the "wolves". However if the wolves are a PH for the widows, after a wolf is killed and a widow pops, the script continues...
some of these flags may also be used for the pvp servers -- to mark who city guards will and will not attack i guess and stuff... i have no idea what the actual zone dependent rules for those zones are in pvp servers though any pvp players that see a patteren here?
Would be interesting to see what flag VP had before the no gate was allowed i am sure it would have had one. and the pop flags look to be a level required marker, 0 = no level needed, 9 is is a level 10 a diff level and 13 a diff level has anyone verified that the elm planes require a different leve...