<https://firmao.net/blog_net/marketing/a-b-testing-in-practice>
<http://schema.org/description>
"A/B testing in practice. Black \"Buy Now\" button or maybe red? A banner with something that draws attention or rather with a product and information about the promotion? Why not both, since we have A/B tests? Today we talk about the possibilities of this tool and indicate when such experimentation will find its use."
<https://firmao.net/blog_net/marketing/a-b-testing-in-practice>