PCSE00244
To unlock the titles Rich, Richer and Richest enable cheat, exit the cheat menu, enter the menu again and disable the cheat then sell an item.
You have to identify unknown items. If there's no changes re-load savedata.
Dispose useless item with the 
button.
It's permanent! Unlock then re-load save.
The cheat Unlock Trophy An Apple Day is permanently recorded in your movement distance records. To unlock trophy, enable cheat and when trophy pops-up disable cheat and then re-load your savedata (or exit the game if you're paranoid).
HP/SP values is not permanent (sort of). Self-explanatory. To remove 9999 value use recovery items.
Applies to all your clan members (& NPCs). This cheat applies to all of your party members including Carlos, Paul and Veronica. There are 71 slots (including Veronica).
Have all gender-specific class (max lvl). Except automaton, can't get it to work.
This unlocks related titles as well.