Buying with GP
Craft 5 = 20 gp
Shrewd 5 = 15 gp
Fortune 5 = 15 gp
Safe 5 = 15 gp
All others 5 = 10 gp
Craft 6 = 50 gp
Shrewd 6 = 45 gp
Fortune 6 = 45 gp
Safe 6 = 40 gp
All other 6's = 30 gp
Buying 6's with OI points (5's are NOT available with OI points)
Craft 6 = 40 OI points
Shrewd 6 = 35 OI points
Fortune 6= 35 OI points
Safe 6= 30 OI points
All other 6's = 25 OI points
Ele level 1 = Any ele = 40 gp or 40 OI points
Ele level 2 = Any ele = 80 gp or 80 OI points