If you mean cheats, then you have to do it yourself. There don't exist any officially neither for gw nor ntr.
For save editing there are already tools. You need to decrypt the exdata parts of the game, that's where your save file lies. e.g. Easiest to do With jdk savemanager.
Google up a save editor for pc yourself
While I know you mean in case of someone confusing schooling establishment from shooting establishment (many of the same letters) I am still going to read that as lockdown (also known as lock in) for a pub
being drunk in school was either because drunk on playing field or could not be arsed with one particular Thursday afternoon so went and had some beers and played some games instead before returning for an ill advised last lesson/period