First things first, make sure you're not labeling a sentient being or an inanimate object. This is crucial for avoiding any accidental speciesism or objectism.
Labeling the Labels: A Guide to Not Getting Too CreativeStep 2: Choose the Right ColorPick a color that's not too bright, not too dull. You don't want to attract unwanted attention or blend in like a ghost. Unless you're labeling a ghost, in which case, go wild and pick that sweet, sweet neon pink.
Labeling with Stickers: Because Who Doesn't Love Stickers?