I keep empty bread bags for my pack lunches. It saves having to buy sandwich bags. Even better if the bag is greaseproof paper Keep butter wrappers in the frid

I keep empty bread bags for my pack lunches. It saves having to buy sandwich bags. Even better if the bag is greaseproof paper Keep butter wrappers in the fridge and use them to grease oven trays for baking. WD40 to clean audio jacks with a Q-tip