Rule 1: Hoard Every Item.
Rule 2: Kill everything
Rule 3: Make as many potions as humanely possible.
Rule 4: Always make your own equipment if possible
Rule 5: Don't get more than 4 bounties, as they'll disappear after the first 3
Rule 6: Don't think you're big and powerful - Monsters with a gold name can and will kill you when you're low rank.
Rule 7: Do not leave your Luck at 5 - You'll regret it later.
Rule 8: Play with friends. If you're having trouble taking down a monster, it's easier with a friend than AI partners
Rule 9: Always be sure to carry Life Cures around - At least 10 later on in the game
Rule 10: Remember, you don't have to follow these rules! These are just very good tips on how to play. After all, it's your Life!
*cough*CbdSora came up with some rules*cough*
Fantasy Life - 10 Golden Rules
10 rules to follow when you play this wondrous game.