You’ll find most of my brain babies in my Lulu shop, including The Plot Thickens:
http://www.lulu.com/spotlight/olivermeech
And my 5★ rated guide to making better show posters (much of which also applies to promoting online shows) is available in paperback and Kindle editions from Amazon:
UK: https://www.amazon.co.uk/Sell-Your-Show-Seconds-Crowd-pulling-ebook/dp/B07XNZ149Q
US: https://www.amazon.com/Sell-Your-Show-Seconds-Crowd-pulling-ebook/dp/B07XNZ149Q