diff --git a/zone/client.h b/zone/client.h
index 3be422a2b..1da5b1551 100644
--- a/zone/client.h
+++ b/zone/client.h
@@ -1125,7 +1125,7 @@ public:
 	int16 mod_pet_power(int16 act_power, uint16 spell_id);
 	float mod_tradeskill_chance(float chance, DBTradeskillRecipe_Struct *spec);
 	float mod_tradeskill_skillup(float chance_stage2);
-	int32 mod_tribute_item_value(int32 pts);
+	int32 mod_tribute_item_value(int32 pts, const ItemInst* item);
 	void mod_client_death_npc(Mob* killerMob);
 	void mod_client_death_duel(Mob* killerMob);
 	void mod_client_death_env();
diff --git a/zone/mod_functions.cpp b/zone/mod_functions.cpp
index a6088ee02..6d6d6cbbb 100644
--- a/zone/mod_functions.cpp
+++ b/zone/mod_functions.cpp
@@ -314,7 +314,7 @@ float Client::mod_tradeskill_skillup(float chance_stage2) {
 }
 
 //Tribute value override
-int32 Client::mod_tribute_item_value(int32 pts) {
+int32 Client::mod_tribute_item_value(int32 pts, const ItemInst* item) {
 	return(0);
 }
 
diff --git a/zone/mod_functions_base.cpp b/zone/mod_functions_base.cpp
index af228ed9e..94750a184 100644
--- a/zone/mod_functions_base.cpp
+++ b/zone/mod_functions_base.cpp
@@ -23,33 +23,71 @@ extern WorldServer worldserver;
 
 using namespace std;
 
+//All functions that modify a value are passed the value as it was computed by default formulas and bonuses.  In most cases this should be the final value that will be used.
+
+//These are called when a zone boots or is repopped
 void Zone::mod_init() { return; }
 void Zone::mod_repop() { return; }
 
+//Pre-spawn hook called from the NPC object to be spawned
 void NPC::mod_prespawn(Spawn2 *sp) { return; }
-int NPC::mod_npc_damage(int damage, SkillType skillinuse, int hand, ItemInst* weapon, Mob* other) { return(damage); }
+
+//Base damage from NPC::Attack
+int NPC::mod_npc_damage(int damage, SkillType skillinuse, int hand, const Item_Struct* weapon, Mob* other) { return(damage); }
 void NPC::mod_npc_killed_merit(Mob* c) { return; }
 void NPC::mod_npc_killed(Mob* oos) { return; }
 
-int Client::mod_client_damage(int damage, SkillType skillinuse, int hand, ItemInst* weapon, Mob* other) { return(damage); }
+//Base damage from Client::Attack - can cover myriad skill types
+int Client::mod_client_damage(int damage, SkillType skillinuse, int hand, const ItemInst* weapon, Mob* other) { return(final); }
+
+//message is char[4096], don't screw it up.
 bool Client::mod_client_message(char* message, uint8 chan_num) { return(true); } //Potentially dangerous string handling here
+
+//Skillup override.  When this is called the regular skillup check has failed.  Return false to proceed with default behavior.
+//This will NOT allow a client to increase skill past a cap.
 bool Client::mod_can_increase_skill(SkillType skillid, Mob* against_who) { return(false); }
+
+//chance of general skill increase, rolled against 0-99 where higher chance is better.
 int16 Client::mod_increase_skill_chance(int16 chance, Mob* against_who) { return(chance); }
+
+//Max percent of health you can bind wound starting with default value for class, item, and AA bonuses
 int Client::mod_bindwound_percent(int max_percent, Mob* bindmob) { return(max_percent); }
+
+//Final bind HP value after bonuses
 int Client::mod_bindwound_hp(int bindhps, Mob* bindmob) { return(bindhps); }
+
+//Client haste as calculated by default formulas - In percent from 0-100
 int Client::mod_client_haste(int h) { return(h); }
+
 void Client::mod_consider(Mob* tmob, Consider_Struct* con) { return; }
 bool Client::mod_saylink(const std::string&, bool silentsaylink) { return(true); }
+
+//Client pet power as calculated by default formulas and bonuses
 int16 Client::mod_pet_power(int16 act_power, uint16 spell_id) { return(act_power); }
+
+//Chance to combine rolled against a random 0-99 where higher is better.
 float Client::mod_tradeskill_chance(float chance, DBTradeskillRecipe_Struct *spec) { return(chance); }
+
+//Chance to skillup rolled against a random 0-99 where higher is better.
 float Client::mod_tradeskill_skillup(float chance_stage2) { return(chance_stage2); }
-int32 Client::mod_tribute_item_value(int32 pts) { return(pts); }
+
+//Item Tribute value override -- Need to pass the item, duh.
+int32 Client::mod_tribute_item_value(int32 pts, const ItemInst* item) { return(pts); }
+
+//Death reporting
 void Client::mod_client_death_npc(Mob* killerMob) { return; }
 void Client::mod_client_death_duel(Mob* killerMob) { return; }
 void Client::mod_client_death_env() { return; }
 
+//Calculated xp before consider modifier
+int32 Client::mod_client_xp(int32 in_xp, NPC *npc) { return(in_xp); }
+
+//effect_vallue - Spell effect value as calculated by default formulas.  You will want to ignore effects that don't lend themselves to scaling - pet ID's, gate coords, etc.
 int Mob::mod_effect_value(int effect_value, uint16 spell_id, int effect_type, Mob* caster) { return(effect_value); }
+
+//chancetohit - 0 to 100 percent - set over 1000 for a guaranteed hit
 float Mob::mod_hit_chance(float chancetohit, SkillType skillinuse, Mob* attacker) { return(chancetohit); }
+
 float Mob::mod_riposte_chance(float ripostechance, Mob* attacker) { return(ripostechance); }
 float Mob::mod_block_chance(float blockchance, Mob* attacker) { return(blockchance); }
 float Mob::mod_parry_chance(float parrychance, Mob* attacker) { return(parrychance); }
@@ -57,16 +95,46 @@ float Mob::mod_dodge_chance(float dodgechance, Mob* attacker) { return(dodgechan
 float Mob::mod_monk_weight(float monkweight, Mob* attacker) { return(monkweight); }
 float Mob::mod_mitigation_rating(float mitigation_rating, Mob* attacker) { return(mitigation_rating); }
 float Mob::mod_attack_rating(float attack_rating, Mob* defender) { return(attack_rating); }
+
+//Kick damage after all other bonuses are applied
 int32 Mob::mod_kick_damage(int32 dmg) { return(dmg); }
+
+//Slam and bash damage after all other bonuses are applied
 int32 Mob::mod_bash_damage(int32 dmg) { return(dmg); }
+
+//Frenzy damage after all other bonuses are applied
 int32 Mob::mod_frenzy_damage(int32 dmg) { return(dmg); }
+
+//Special attack damage after all other bonuses are applied.
 int32 Mob::mod_monk_special_damage(int32 ndamage, SkillType skill_type) { return(ndamage); }
+
+//ndamage - Backstab damage as calculated by default formulas
 int32 Mob::mod_backstab_damage(int32 ndamage) { return(ndamage); }
+
+//Chance for 50+ archery bonus damage if Combat:UseArcheryBonusRoll is true.  Base is Combat:ArcheryBonusChance
 int Mob::mod_archery_bonus_chance(int bonuschance, const ItemInst* RangeWeapon) { return(bonuschance); }
-uint32 Mob::mod_archery_bonus_damage(uint32 MaxDmg) { return(MaxDmg); }
-int32 Mob::mod_archery_damage(int32 TotalDmg, bool hasbonus) { return(TotalDmg); }
+
+//Archery bonus damage
+uint32 Mob::mod_archery_bonus_damage(uint32 MaxDmg, const ItemInst* RangeWeapon) { return(MaxDmg); }
+
+//Final archery damage including bonus if it was applied.
+int32 Mob::mod_archery_damage(int32 TotalDmg, bool hasbonus, const ItemInst* RangeWeapon) { return(TotalDmg); }
+
+//Thrown weapon damage after all other calcs
 uint16 Mob::mod_throwing_damage(uint16 MaxDmg) { return(MaxDmg); }
+
 int32 Mob::mod_cast_time(int32 cast_time) { return(cast_time); }
+
+//res - Default buff duration formula
 int Mob::mod_buff_duration(int res, Mob* caster, Mob* target, uint16 spell_id) { return(res); }
+
+//Spell stack override - If this returns anything < 2, it will ignore all other stacking rules.
+// See spells.cpp: Mob::CheckStackConflict
+//  0 - No conflict
+//  1 - Overwrite, spellid1 is replaced by spellid2
+// -1 - Blocked, spellid2 will not land
+//  2 - Default stacking behavior
 int Mob::mod_spell_stack(uint16 spellid1, int caster_level1, Mob* caster1, uint16 spellid2, int caster_level2, Mob* caster2) { return(2); }
+
+//Sum of various resists rolled against a value of 200.
 int Mob::mod_spell_resist(int resist_chance, int level_mod, int resist_modifier, int target_resist, uint8 resist_type, uint16 spell_id, Mob* caster) { return(resist_chance + level_mod + resist_modifier + target_resist); }
diff --git a/zone/tribute.cpp b/zone/tribute.cpp
index 9d864a72d..b536ecdf9 100644
--- a/zone/tribute.cpp
+++ b/zone/tribute.cpp
@@ -252,7 +252,7 @@ int32 Client::TributeItem(uint32 slot, uint32 quantity) {
 	//figure out what its worth
 	int32 pts = inst->GetItem()->Favor;
 
-	pts = mod_tribute_item_value(pts);
+	pts = mod_tribute_item_value(pts, m_inv[slot]);
 
 	if(pts < 1) {
 		Message(13, "This item is worthless for favor.");