Every month, Teagan Franz counts down the days until a colorful envelope arrives through her letterbox. Last month, it was red. Inside was a handwritten letter, a tarot card featuring the Greek goddess Artemis, a piece of card scented with homemade essential oils, toad stool stickers, and a DIY craft activity titled "shrine to your inner child," all beautifully decorated in a vintage scrapbook style. Franz is a subscriber to Raindrops on Roses, a monthly spiritual wellness-themed snail mail