What is stopping you from identifying your top customers/consumers (go ahead and filter them by your RFM metrics) and thanking them in a way to thrill them?
Share a holiday voucher, a special freebie, or even as simple as a personalized thank you card. If this sounds like asking too much, I would want to know why.
Side Note: If you’ve more or less agreed on an answer for the first question, here’s the next one. What is stopping you from thanking all your customers?