Sometimes an occasion calls for a note and not a full-blown greeting card. This is where YAK. comes in. Depending on your mood, you can slip a "coffee on me" or "you're on my shitlist" to your BFF. Yes, you're welcome. YAK. wrote that note that you meant to write. Stock-pile YAK. notecards for your BFF, your mom, your desk mate. I illustrated and designed all products.