A method of storing information on a memory device. The coating slit part includes a guide member, a first body, a second body, and a discharge nozzle. searching the system condition table is searched using the required system condition and the performance table is searched using the required performance condition. The hot air deflector is moveable to a position uncovering the selected second air passages to increase the amount of hot air, wherein the apparatus is adapted for sealing multi-wall paper bags. The box element and insert element may be formed from respective pre-cut and scored blanks.