Official Slayer Guide

[Ted]

Store Items
Chaotic Rapier = 250 Points
Experience Lamp = 15 Points [Yields you 1m exp in a skill of choice]
Dragon Boots = 25 Points [Also obtainable from Nechreals (Require 90 Slayer Top Floor of Slayer Tower)]
Slayer Helmet = 95 Points
Dark Bow = 30 Points [Also obtainable from Dark Beasts (Requires 80 Slayer Top Floor of Slayer Tower)]
Whip = 30 Points [Also obtainable from Abyssal Demons (Requires 85 Slayer Top Floor of Slayer Tower)]
Dragon Defender = 125 Points

Slayer Tasks
Rock Crabs = Monster Teleport, Rock Crabs Easy Task, 1 point.
Giant Bats = Mage Bank (Outside in the wild) OR Taverly Dung, keep following the path (Without going through pipe) Easy Task, 1 point
Green Dragons = PKing teleport, either level 13 or 18 Medium Task, 2 points, Hard Task, 3 points (5 all up)
Blue Dragons = Taverly Dungeon, squeeze through pipe Hard Task, 3 points
Chaos Dwarf = Taverly Dungeon, squeeze through pipe, and follow the path Easy Task, 1 point
Black Demons = Taverly Duneon, squeeze through pipe, just past Chaos Dwarfs Hard Task, 1 point
Hell Hounds = Taverly Dungeon, squeeze through pipe, at the end of the dungeon Hard Task, 3 points
Moss Giant = Monster Teleport, Brimhaven Dungeon, follow the path Easy Task, 1 point
Lesser Demon = Monster Teleport, Brimhaven Dungeon, follow the path Medium Task, 2 points, Hard Task, 3 Points
Alkarhid Warrior = City Teleport, walk to Alkarhid (Can't get there via Duel Arena) Easy Task, 1 Point
Bloodveld = Slayer Tower (2nd level) Medium Task, 2 Points - Hard Task, 3 Points (5 all up)
Dust Devil = Slayer Tower (2nd level) Hard Task, 3 Points

[psychobaat]

Good Guide and also add Gargoyles - Slayer Tower - 3rd Floor - NOT RECOMMENDED THEIR BUGGED