Advertise your business for free. You have to see this:
They have a faucet where you can claim every 24 hours. From that you can run a small campaign for your business. Webmasters that are using this network comes from various sectors. Not only from bitcoin or crypto related web-sites.
Everything works fine for many years and more to come. They do support Geo. targeting and Bitcoin. Standart banner sizes and pop-ups. Mellow ads rates changes with the value of BTC/USD.