All of those addons seem pretty good, I'd also like to add these to consideration.
http://coderhire.com/scripts/view/788DarkRP Fire System
Adds new job, more ways to approach situations, overall more depth.
http://coderhire.com/scripts/view/765Time For Jobs - DarkRP Addon
Adds playtime requirements for jobs, so there wouldn't be random scrubs running around as mayor.
http://coderhire.com/scripts/view/436Tumbler Based Lock-Picking
Adds ability to pick locks using a breakable lockpick, useful for burglaries and shit.
http://coderhire.com/scripts/view/383DarkRP Fine System
Adds ability to fine people for law enforcement, passive option for dealing with crime.
http://coderhire.com/scripts/view/512DarkRP Advanced Arresting w. Bail System
Adds ability to modify arrest time and be released with bail.
http://coderhire.com/scripts/view/484DarkRP Drugs (Meth, Cocaine, Cannabis)
drog
http://coderhire.com/scripts/view/367DarkRP Defibrillator
Adds new swep that can revive the recently deceased, makes medics more useful.
http://coderhire.com/scripts/view/1090HHH - A decent hitman system
Makes hitmen easier to use.
http://coderhire.com/scripts/view/302Real damage ( Works on any gamemode )
Makes damage more realistic, so a person is less likely to survive 4 headshots.
http://coderhire.com/scripts/view/151TTT Like Body Examining
Adds popups upon examining corpses that describe the cause of death.
http://coderhire.com/scripts/view/681Ghost NLR Area Protection
Makes players unable to interact with the close vicinity of their death location for some time.