This is a great system of supporting channels, independent of the platform. In this case the advertising slogan is about the cost of membership being "one cup of Costa Coffee" per month!
Making a one-off donation or a regular one is easy and safe with Paypal. You have knowledge that your donation is safe and secure. The merchandise check out uses Paypal.
Youtube, cashing in on the Patreon idea of memberships, this system gives monthly members the opportunity to be recognised with an icon on comments and live streams, plus various unique emojis to include in comments that are not available to anyone else. The Talking Really YMP has one pricing level at present.
When on a Live Stream, the commentary box has a small "dollar" sign icon, which allows you to give a donation via Youtube. The system is set and controlled by Youtube and available during streaming.