Wait until Mamet finds a fountain pen. Permanet marker can be removed from a non-porous surface by going over with an erasable marker. The solvent in the ink of the removable will lift up the permanent and make it more easily removed.
Wait until Mamet finds a fountain pen. Permanet marker can be removed from a non-porous surface by going over with an erasable marker. The solvent in the ink of the removable will lift up the permanent and make it more easily removed.