You can equip any weapon, armor, or accessory without spending LP. You still need to reach the license on the board, but you won't pay for it.
Final Fantasy XII: International Zodiac Job System - Patch Codes You can equip any weapon, armor, or accessory
203CE198 00000000 (and associated lines) ensures all possible items are stolen without needing Thief's Cuffs. You can equip any weapon
Final Fantasy XII: International Zodiac Job System - Patch Codes You can equip any weapon, armor, or accessory