Upon googling I found this. A great mnemonic for remembering attributes. Credit the original author
“We Love Oranges AS Oranges Mean Pure Refreshment”
W Weight (Highest)
L Local_Pref (Highest)
O Originate (local originate)
AS As_Path (shortest)
O Origin Code (IGP < EGP < Incomplete)
M MED (lowest)
P Paths (External Paths preferred Over Internal)
R Router ID (lowest)