How Ignoring Page Speed Costs You $29 a Month (and How to Stop Losing It)

https://stateofseo.com/how-a-12-person-web-agency-lost-40-revenue-overnight-over-a-hosting-cancellation-rule/

Which questions will I answer and why do they matter for designers managing 5-50 client sites? If you build and maintain multiple client sites, performance is not a nerdy add-on