script.Parent.MouseButton1Click:connect(function(player)
m = Instance.new("Part", game.Workspace)
m.Position = ???? --HELP HERE :)--
end)

function makeBrick(player)
local brick = Instance.new("Part", game.Workspace) -- I always use game.* for DataModel's children
local lArmPos = game.Workspace[player.Name].LeftArm.Position -- the ( X, Y, Z ) co-ordinates of the players' Left Arm
local torsoPos = game.Workspace[player.Name].Torso.Position -- the ( X, Y, Z ) co-ordinates of the players' Torso

if ( lArmPos.X > torsoPos.X ) and ( game.Workspace[player.Name].Humanoid.WalkDirection.Z > game.Workspace[player.Name]:GetModelCFrame().Z ) then
brick.Position = Vector3.new( TorsoPos.X, --[[ 0 if on ground or TorsoPos.Y if at same height as Torso]], TorsoPos.Z + 1 )
elseif lArmPos.X < torsoPos.X and ( game.Workspace[player.Name].Humanoid.WalkDirection.Z < game.Workspace[player.Name]:GetModelCFrame().Z ) then
brick.Position = Vector3.new( TorsoPos.X, --[[ 0 if on ground or TorsoPos.Y if at same height as Torso]], TorsoPos.Z - 1 )
elseif lArmPos.Z > torsoPos.Z and ( game.Workspace[player.Name].Humanoid.WalkDirection.X > game.Workspace[player.Name]:GetModelCFrame().X ) then
brick.Position = Vector3.new( TorsoPos.X + 1, --[[ 0 if on ground or TorsoPos.Y if at same height as Torso]], TorsoPos.Z - 1 )
elseif lArmPos.Z < torsoPos.Z and ( game.Workspace[player.Name].Humanoid.WalkDirection.X < game.Workspace[player.Name]:GetModelCFrame().X ) then
brick.Position = Vector3.new( TorsoPos.X - 1, --[[ 0 if on ground or TorsoPos.Y if at same height as Torso]], TorsoPos.Z + 1 )
else error("Something WACKY happened with the players CFrame and WalkDirection!")
end
end

script.Parent.MouseButton1Click:connect(
makeBrick(player) --[[ I don't like to use Anonymous Functions, it's hard to debug]]
)

-- this script was made by branefreez for StrikerBOY606 please give me credit... also, if it shows error messages, please let me know so
-- i can fix it