In addon:InitCustom() - removed comments (they were unnecessary - the entries are of obvious usage) and placed the entries in numeric order.

diff --git a/Database/Custom.lua b/Database/Custom.lua
index db66732..e0ae6e7 100644
--- a/Database/Custom.lua
+++ b/Database/Custom.lua
@@ -23,56 +23,49 @@ local L			= LibStub("AceLocale-3.0"):GetLocale(MODNAME)
 local BZ		= LibStub("LibBabble-Zone-3.0"):GetLookupTable()

 function addon:InitCustom(DB)
-
-	-- Alchemy Discoveries
 	self:addLookupList(DB, 1, L["DISCOVERY_ALCH_ELIXIRFLASK"])
 	self:addLookupList(DB, 2, L["DISCOVERY_ALCH_POTION"])
 	self:addLookupList(DB, 3, L["DISCOVERY_ALCH_XMUTE"])
 	self:addLookupList(DB, 4, L["DISCOVERY_ALCH_PROT"])
-	self:addLookupList(DB, 12, L["DISCOVERY_ALCH_WRATH"])
-	self:addLookupList(DB, 18, L["DISCOVERY_ALCH_NORTHREND_RESEARCH"])
-	self:addLookupList(DB, 19, L["DISCOVERY_ALCH_NORTHREND_XMUTE"])
-	-- Inscription Discoveries
-	self:addLookupList(DB, 14, L["DISCOVERY_INSC_MINOR"])
-	self:addLookupList(DB, 15, L["DISCOVERY_INSC_NORTHREND"])
-	self:addLookupList(DB, 40, L["DISCOVERY_INSC_BOOK"])
-	-- Cooking/Fishing Daily Quests
 	self:addLookupList(DB, 5, L["DAILY_COOKING_MEAT"], BZ["Shattrath"], 0, 0)
 	self:addLookupList(DB, 6, L["DAILY_COOKING_FISH"], BZ["Shattrath"], 0, 0)
 	self:addLookupList(DB, 7, L["DAILY_FISHING_SHATT"], BZ["Shattrath"], 0, 0)
-	self:addLookupList(DB, 38, L["DAILY_COOKING_DAL"], BZ["Dalaran"], 0, 0)
-	-- Engineering Related
-	self:addLookupList(DB, 16, L["ENG_GNOMER"], BZ["Gnomeregan"], 0, 0)
-	self:addLookupList(DB, 17, L["ENG_FLOOR_ITEM_BRD"], BZ["Blackrock Depths"], 0, 0)
-	-- Default
 	self:addLookupList(DB, 8, L["DEFAULT_RECIPE"])
-	-- Crafted by other professions
 	self:addLookupList(DB, 9, L["CRAFTED_ENGINEERS"])
-	-- Instances
-	self:addLookupList(DB, 13, L["HENRY_STERN_RFD"], BZ["Razorfen Downs"], 0, 0)
-	self:addLookupList(DB, 23, L["DM_CACHE"], BZ["Dire Maul"], 59.04, 48.82)
-	self:addLookupList(DB, 25, L["BRD_RANDOM_ROOM"], BZ["Blackrock Depths"], 0, 0)
-	self:addLookupList(DB, 30, L["SCHOLO_BOOK_SPAWN"], BZ["Scholomance"], 0, 0)
-	self:addLookupList(DB, 31, L["STRATH_BS_PLANS"], BZ["Stratholme"], 0, 0)
-	self:addLookupList(DB, 32, L["DM_TRIBUTE"], BZ["Dire Maul"], 59.04, 48.82)
-	-- Quests
 	self:addLookupList(DB, 10, L["ONYXIA_HEAD_QUEST"], BZ["Onyxia's Lair"], 0, 0)
 	self:addLookupList(DB, 11, L["EDGE_OF_MADNESS"], BZ["Zul'Gurub"], 0, 0)
-	-- Raids
+	self:addLookupList(DB, 12, L["DISCOVERY_ALCH_WRATH"])
+	self:addLookupList(DB, 13, L["HENRY_STERN_RFD"], BZ["Razorfen Downs"], 0, 0)
+	self:addLookupList(DB, 14, L["DISCOVERY_INSC_MINOR"])
+	self:addLookupList(DB, 15, L["DISCOVERY_INSC_NORTHREND"])
+	self:addLookupList(DB, 16, L["ENG_GNOMER"], BZ["Gnomeregan"], 0, 0)
+	self:addLookupList(DB, 17, L["ENG_FLOOR_ITEM_BRD"], BZ["Blackrock Depths"], 0, 0)
+	self:addLookupList(DB, 18, L["DISCOVERY_ALCH_NORTHREND_RESEARCH"])
+	self:addLookupList(DB, 19, L["DISCOVERY_ALCH_NORTHREND_XMUTE"])
+
 	self:addLookupList(DB, 22, L["AQ40_RANDOM_BOP"], BZ["Temple of Ahn'Qiraj"], 0, 0)
+	self:addLookupList(DB, 23, L["DM_CACHE"], BZ["Dire Maul"], 59.04, 48.82)
 	self:addLookupList(DB, 24, L["SUNWELL_RANDOM"], BZ["Sunwell Plateau"], 0, 0)
+	self:addLookupList(DB, 25, L["BRD_RANDOM_ROOM"], BZ["Blackrock Depths"], 0, 0)
 	self:addLookupList(DB, 26, L["MC_RANDOM"], BZ["Molten Core"], 0, 0)
 	self:addLookupList(DB, 27, L["HYJAL_RANDOM"], BZ["Hyjal Summit"], 0, 0)
+
 	self:addLookupList(DB, 29, L["ZA_RANDOM"], BZ["Zul'Aman"], 0, 0)
-	self:addLookupList(DB, 34, L["BT_RANDOM"], BZ["Black Temple"], 0, 0)
-	self:addLookupList(DB, 37, L["SSC_RANDOM"], BZ["Serpentshrine Cavern"], 0, 0)
-	self:addLookupList(DB, 43, L["TK_RANDOM"], BZ["The Eye"], 0, 0)
-	self:addLookupList(DB, 39, L["ULDUAR_RANDOM"], BZ["Ulduar"], 0, 0)
-	self:addLookupList(DB, 42, L["TOC25_RANDOM"])
+	self:addLookupList(DB, 30, L["SCHOLO_BOOK_SPAWN"], BZ["Scholomance"], 0, 0)
+	self:addLookupList(DB, 31, L["STRATH_BS_PLANS"], BZ["Stratholme"], 0, 0)
+	self:addLookupList(DB, 32, L["DM_TRIBUTE"], BZ["Dire Maul"], 59.04, 48.82)

+	self:addLookupList(DB, 34, L["BT_RANDOM"], BZ["Black Temple"], 0, 0)
 	self:addLookupList(DB, 35, L["Custom35"])
 	self:addLookupList(DB, 36, L["Custom36"])
+
+	self:addLookupList(DB, 37, L["SSC_RANDOM"], BZ["Serpentshrine Cavern"], 0, 0)
+	self:addLookupList(DB, 38, L["DAILY_COOKING_DAL"], BZ["Dalaran"], 0, 0)
+	self:addLookupList(DB, 39, L["ULDUAR_RANDOM"], BZ["Ulduar"], 0, 0)
+	self:addLookupList(DB, 40, L["DISCOVERY_INSC_BOOK"])
 	self:addLookupList(DB, 41, L["Custom41"])
+	self:addLookupList(DB, 42, L["TOC25_RANDOM"])
+	self:addLookupList(DB, 43, L["TK_RANDOM"], BZ["The Eye"], 0, 0)
 	self:addLookupList(DB, 44, L["Custom44"])
 	self:addLookupList(DB, 45, L["Custom45"])